Questão 1
Questão
The only eye care professional who is a medical doctor is the
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Optometrist
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Ocularist
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Ophthalmologist
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Orthoptist
Questão 2
Questão
A patient in need of a prosthetic eye would be referred to an
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Ocularist
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Optician
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Orthoptist
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Optometrist
Questão 3
Questão
Of the following, the eye care professional who routinely fills prescriptions for eyeglasses is the
Questão 4
Questão
An ophthalmologist who concentrates on one area of the eye or focuses on a specific ocular disease is called
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An optician
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An ocularist
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An optometrist
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A subspecialist
Questão 5
Questão
The level directly above certified ophthalmic medical assistant on JCAHPO'S certification ladder is
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Certified ophthalmic medical technologist
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Certified ophthalmic registered nurse
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Certified ophthalmic technician
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Certified ophthalmic photographer
Questão 6
Questão
Of the following, the responsibility that routinely falls to the ophthalmic medical assistant is
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Diagnosing certain conditions
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Making prognostic estimates
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Performing certain diagnostic tests
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Prescribing treatment for certain problems
Questão 7
Questão
An ophthalmic medical assistant accidentally administers too many eyedrops to a patient's eye. The first action the assistant should take is to
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Apologize to the patient and thoroughly wash with water
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Explain to the patient that the effects will be intensified
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Tell the ophthalmologist, who will then decide how to handle the situation
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Suggest that the patient remain in the office for awhile after the examination
Questão 8
Questão
While waiting for the ophthalmologist, an anxious patient asks the Ophthalmic Medical Assistant for the results of a recent test. The assistant should
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Explain that the ophthalmologist will discuss the results with the patient shortly
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Discuss the results with the patient to reduce the level of anxiety
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Reassure the patient that all is well and that the condition tested for is not serious
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Politely tell the patient that another patient requires attention and leave the room
Questão 9
Questão
An ophthalmologist's office may disclose information regarding a patient's condition only when the individual seeking the information
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Is the patients spouse
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Has received permission from the patient
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Is the patient's employer
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Is a member of the patient's immediate family
Questão 10
Questão
Of the following, the structure that is part of the ocular adnexa is the
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Cornea
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Eyelid
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Lens
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Optic nerve
Questão 11
Questão
The medial rectus muscle rotates the eyes
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Inward towards the nose
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Outward towards the temple
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Downward and outward toward the temple
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Downward and inward toward the nose
Questão 12
Questão
The membrane that lines the inner eyelid is the
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Bulbar conjuntiva
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Epithelium
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Palpebral conjunctiva
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Tarsus
Questão 13
Questão
The tough, transparent membrane that provides about two thirds of the eye's focusing power is the
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Retina
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Conjunctiva
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Sclera
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Cornea
Questão 14
Questão
The white tissue surroundind the cornea and forming the main structural component of the globe is the
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Cilisry body
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Limbus
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Sclera
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Vitreous
Questão 15
Questão
The structures of the uveal tract, or uvea, are
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Iris, ciliary body, choroid
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Iris, posterior chamber, ciliary body
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Choroid, sclera, retina
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Iris, lens, choroid
Questão 16
Questão
The clear, transparent fluid that fills the anterior chamber is called the
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Vitreous
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Aqueous humor
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Choroid
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Tear film
Questão 17
Questão
The condition occurring most often in individuals over age 45 in which the lens can no longer change shape to focus at the near is
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Accomodation
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Presbyopia
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Glaucoma
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Cataract
Questão 18
Questão
The primary function of the sphincter and dilator muscles is to
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Control the amount of light entering the inner part of the eye
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Raise and lower the eyelid
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Determine the direction and movement of the eyeball
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Change the curvature of the lens
Questão 19
Questão
In this figure of the lacrimal system, the structures are correctly identified as
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(1) lacrimal sac (2) punctum (3) lacrimal gland
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(1) lacrimal sac (2) nasolacrimal duct (3) lacrimal gland
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(1) lacrimal gland (2) punctum (3) lacrimal sac
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(1) lacrimal gland (2) lacrimal sac (3) punctum
Questão 20
Questão
Under normal conditions, aqueous fluid leaves the eye in the sequence
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Trabecular meshwork, through the canal of Schlemm, to the anterior chamber angle
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Canal of Schlemm, through the trabecular meshwork, to the surface blood vessels
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Anterior chamber angle, through trabecular meshwork, to canal Schlemm
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Anterior chamber angle, through surface blood vessels, to trabecular meshwork
Questão 21
Questão
Injury or degeneration of the macula will most likely result in loss of
Questão 22
Questão
In this figure of the visual pathway, the structures are correctly identified as
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(1) visual cortex (2) optic tract (3) optic nerve
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(1) optic nerve (2) optic chiasm (3) genticulate body
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(1) optic chiasm (2) optic tract (3) genticulate body
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(1) optic nerve (2) optic chiasm (3) visual cortex
Questão 23
Questão
The suffix -itis added to the name of a tissue or organ produces the medical term for
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Infection
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Inflammation
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Ischemia
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Degeneration
Questão 24
Questão
A body part deprived of its normal blood supply due to blockage or breakage of a vessel is said to be
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Inflamed
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Infected
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Ischemic
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Neoplastic
Questão 25
Questão
Diabetes Mellitus is an example of the type of disease process called
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Metabolic
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infectious
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Neoplastic
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Degenerative
Questão 26
Questão
An abnormal change observed by a physician while examining a patient is referred to as
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An etiology
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A symptom
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A sign
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A syndrome
Questão 27
Questão
When the orbital contents swell, pushing the eyeball forward, the resulting condition is termed
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Blepharitis
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Exophthalmos
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Ectropion
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Exotropia
Questão 28
Questão
The term diplopia is used to describe
Questão 29
Questão
Treatment of congenital strabismus may include surgery of the
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Cornea
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Eyelid
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Retina
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Eye muscles
Questão 30
Questão
Inward deviation of an eye that occurs only when the eye is covered is called
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Esophoria
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Esotropia
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Exophoria
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Exotropia
Questão 31
Questão
Amblyopia referd to
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The continual movement of the eyes from side to side and up and down
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The suppression of visual images from a deviating eye
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The abnormal drooping of an upper eyelid
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Three-dimensional visual perception
Questão 32
Questão
The term chalazion describes
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An inward turning of the eyelashes
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A drooping upper eyelid
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An inflammation of the lacrimal sac
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A lump that develops after inflammation and infection of the meibomian glands
Questão 33
Questão
A condition of dry eyes is called
Questão 34
Questão
Primary open-angle glaucoma
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Is not a threat to vision
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Can cause permanent damage to the optic nerve
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Develops rapidly and suddenly
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Accounts for a small percentage of all glaucomas
Questão 35
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A clouding of the vitreous gel
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A benign growth on the conjunctiva
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A branch-shaped corneal ulcet
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An opacification of the crystalline lens
Questão 36
Questão
The apperance of flashes of light in the corner of the eye followed by a sensation of a curtain moving across the vision are symptoms of
Questão 37
Questão
Substances that permit the passage of light without significant disruption are termed
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Opaque
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Transparent
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Translucent
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Electromagnetic
Questão 38
Questão
A convex lens with a focal length of 0.50 meter has a power of
Questão 39
Questão
A toric cornea is characteristic of
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Hyperopia
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Myopia
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Presbyopia
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Astigmatism
Questão 40
Questão
The type of lens that best corrects myopia combined with astigmatism is a
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Cylindrical lens
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Spherical lens
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Spherocylindrical lens
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Multifocal lens
Questão 41
Questão
The difference between the power of the upper segment and the power of the lower segment in a bifocal lens is referred
Questão 42
Questão
The correct transposition of the plus-cylinder prescription +1.00+2.00×90
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+3.00-2.00×90
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+1.00-2.00×180
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+3.00-2.00×180
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+2.00-1.00×90
Questão 43
Questão
The term neutralization in retinoscopy refers to
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Administering cycloplegic eyedrops, which block accomodation
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Finding the lens power that affects movement of the retinal reflex and fills thd pupil with light
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Measuring the prescription of the patient's exisiting eyeglasses
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Balancing the correction of both the patient's eyes
Questão 44
Questão
If the distance portion of an eyeglass lens is +2.00 and the bifocal add is +1.00, then the bifocal power is
Questão 45
Questão
The first step in performing manual lensometry or keratometry is to
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Focus the eyepiece
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Lubricate the instrument
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Position the eyeglasses
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Position the patient
Questão 46
Questão
If the lensmeter mires cannot be centered in the central portion of the lensmeter target, the lens probably contains a
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Sphere
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Cylinder
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Spherocylinder
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Prism
Questão 47
Questão
The part of the comprehensive medical eye examination during which the visible parts of the lacrimal apparatus are inspected is
Questão 48
Questão
Healthy, asymptomatic individuals between the ages of 40 & 64 should have a comprehensive medical eye exam every
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6 months
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Year
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2-4 years
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5 years
Questão 49
Questão
When recording the patient's chief complaint, the opbthalmic medical assistant should
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Include an evaluation of the patient's words
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Include only the facts as stated by the patient
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Substitute technical terms for the patient's words
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Include any diagnoses that seem likely
Questão 50
Questão
Close examination of the lids, lashes, cornea, and lens can be accomplished with the
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Biomicroscope
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Ophthalmoscope
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Gonioscope
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Exophthalmometer
Questão 51
Questão
In the snellen acuity recording 20/200, the number 100 represents
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Size of the largest optotype seen by the patient
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Distance in feet from the patient to the chart
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Distance in meters from the patient to the chart
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Distance in feet at which a normal eye can see the particular line on the chart
Questão 52
Questão
If a pinhole acuity test is found to significantly improve a patient's poor visual acuity, the patient probably has
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Glaucoma
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A cataract
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Poor peripheral vision
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A refractive error
Questão 53
Questão
Jaeger notations, snellen M units, and distance equivalents are various units of measuring
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Near visual acuity
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Ocular motility
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Peripheral vision
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Pupil width
Questão 54
Questão
Having a patient follow a finger in the six cardinal positions of gaze is a method of evaluating
Questão 55
Questão
The prism and alternate cover test is used to
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Evaluate depth perception
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Evaluate peripheral vision
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Measure deviation in a misaligned eye
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Measure near visual acuity
Questão 56
Questão
Of the following, the procedure that mistbe performed before pupillary dilation is
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Cycloplegic refraction
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Biomicroscope
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Ophthalmoscopy
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The swinging-light test
Questão 57
Questão
In a normal consensual reaction, when a light is directed into the pupil of one eye, the pupil of the other eye
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Constricts
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Dilates
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Is unchanged
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Pulsates
Questão 58
Questão
Of the following, the test that evaluates disturbances or defects in the visual field is the
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Worth four-dot test
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Titmus stereopsis test
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Schirmer test
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Amsler grid test
Questão 59
Questão
Intraocular pressure is measured by flattening a small area of the central cornea in
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Keratometry
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Applanation tonometry
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Indentation tonometry
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Schiøtz tonometry
Questão 60
Questão
A reading of 3 on the Goldmann tonometer dial indicates an intraocularpressure of
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0.3 mm Hg
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3 mm Hg
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15 mm Hg
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30 mm Hg
Questão 61
Questão
Gonioscopy is a procedure used to view the
Questão 62
Questão
Indirect ophthalmoscopy provides a
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Nonmagnified view of the fundus
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15-fold magnified view of the fundus
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Wider field of view of the fundus than does direct ophthalmoscopy
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Narrower field of view of the fundus than does direct ophthalmoscopy
Questão 63
Questão
The three transparent structures that compose what is termed the ocular media are the
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Cornea, lens, and retina
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Conjunctiva, cornea, and lens
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Cornea, lens, and vitreous
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Lens, vitreous, and aqueous humor
Questão 64
Questão
The interferometer measures visual acuity potential by using a laser or special light beams to
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Project parallel lines onto the macula
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Photograph the cornea's endothelial cells
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Project a lighted Snellen chart onto the retina
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Deliver radiating sound waves throughout the cornea
Questão 65
Questão
Pachymetry is useful in determining the
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Position and size of tumors in the eye
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Macular function in a patient with a media opacity
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Degree of a patient's sensitivity to glare
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Ability of the cornea to withstand the stress of surgery
Questão 66
Questão
Of the following, the procedure used for counting endothelial cells of the cornea is
Questão 67
Questão
An acuity chart printed in faint gray instead of sharp black on white is useful for measuring
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Near visual acuity
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Glare sensitivity
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Color vision
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Contrast sensitivity
Questão 68
Questão
Fluoroscein angiography is a valuable method of detecting and documenting
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Abnormalities in the structures of the outer eye
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Corneal endothelial cells
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Abnormalities in ocular blood vessels
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Lens opacities
Questão 69
Questão
Of the following, the procedure most useful in calculating the power of an artificial lens to be implanted in a patient who has undergona cataract extraction is
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A-scan ultrasonography
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B-scan ultrasonography
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Fluorescein angiography
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Specular microscopy
Questão 70
Questão
The printed circles on a visual field chart refer to the
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Radial meridians
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Boundaries of a normal patient's island of vision
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Eccentricity from fixation at 10° intervals
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Holes within the contour of an otherwise normal visual field
Questão 71
Questão
On a visual field chart, a contour obtained with a single target of a particular size and brightness is
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A shallow scotoma
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An absolute scotoma
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An isopter
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A circle of eccentricity
Questão 72
Questão
Generally, the 0° point on visual field charts of both the right and the left eye is located at the
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Extreme right on the horizontal meridian, and the other meridians are measured progressively in a clockwise direction
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Extreme left on the horizontal meridian, and the other meridians are measured progressively in a clockwise direction
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Extreme right on the horizontal meridian, and the other meridians are measured progressively in a counterclockwise direction
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Top of the vertical meridian, and the other meridians are measured progressively in a counterclockwise motion
Questão 73
Questão
A defect in the inferior temporal retina will affect the
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Inferior temporal field of vision
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Inferior nasal field of vision
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Superior temporal field of vision
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Superior nasal field of vision
Questão 74
Questão
On visual field charts, the physiologic blind spot appears in the
Questão 75
Questão
Two examples of static perimetry are
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The tangent screen test and the contrast sensitivity test
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Suprathreshold perimetry and Autoplot perimetry
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The tangent screen test and Goldmann perimetry
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Threshold perimetry and suprathreshold perimetry
Questão 76
Questão
The technique of placing a target of a given size in the visual field and gradually increasing its brightness until the patient sees it is the basis for
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Threshold perimetry
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Suprathreshold perimetry
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The tangent screen test
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Goldmann perimetry
Questão 77
Questão
One disadvantage of Goldmann periimetry is that it
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Covers only the central 30° of the visual field
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Requires the examiner to move the target at the same speed in each direction
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Provides no means of controlling the brightness of the test targets
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Produces printed results that are difficult to plot and interpret
Questão 78
Questão
One advantage of computerized threshold perimetry is that it
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Is quicker and easier to perform than kinetic perimetry
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Is more sensitive in detecting shallow defects than kinetic perimetry
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Eliminates the need for the technician to be in the room
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Eliminates the need for patient response
Questão 79
Questão
This figure illustrates the
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Light divergent property of a convex lens
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Light divergent property of a concave lens
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Light convergent property of a convex lens
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Light convergent property of a concave lens
Questão 80
Questão
This figure shows the focal point of light rays in an eye that is
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Myopic
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Presbyopic
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Emmetropic
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Hyperopic
Questão 81
Questão
In this visual field chat of the right eye, the arrow on the left points to an area of decreased visual sensitivity known as a
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Physiologic blind spot
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Scotoma
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Depression
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Hemianopia
Questão 82
Questão
In this visual field chart of both eyes, the condition depicted is most often due to
Questão 83
Questão
For accurate perimetry, the patient's near correction must be in place if the patient
Questão 84
Questão
Correction for distance, near, and intermediate vision in one lens can be achieved with
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An executive bifocal lens
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A round-top segment bifocal lens
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A single vision lens
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A double-D segment trifocal lens
Questão 85
Questão
Transitional zones or areas of blending that create distorted or blurred vision are a particular drawback of
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Round-top multifocal lenses
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Conventional seamed multifocal lenses
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Progressive-addition multifocal lenses
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Polarized lenses
Questão 86
Questão
Because of its resistance to shattering , the material choice for safety glasses is
Questão 87
Questão
Interpupillary distance is measured principally to determine
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The base curve of a lens
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The optical center of a lens
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Thecpantoscopic angle of a lens frame
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The segment height of a multifocal lens
Questão 88
Questão
Interpupillary distance is measured principally to determine
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The base curve of a lens
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The optical center of a lens
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The pantoscopic angle of a lens frame
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The segment height of a multifocal lens
Questão 89
Questão
The procedure for obtaining monocular interpupillary distance involves measuring the distance from
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One pupil to the other in a single measurement
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One pupil to the other in a single measurement and then dividing the results by 2
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One pupil to the bridge of the nose and then multiplying the result by 2
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Each pupil to the bridge of the nose separately and then adding the results
Questão 90
Questão
The accurate measurement of vertex distance during refractometry is required
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For all refractive prescriptions
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Only for multifocal prescriptions
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Only for prescriptions with corrections greater than or equal to -5 to +5 diopters
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Only for prescriptions with corrections less than or equal to -5 to +5 diopters
Questão 91
Questão
As a starting point, most opticians recommend fitting the top of a bifocal segment
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Level with the upper lid margin
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Level with the lower lid margin
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Level with the lower rim of the pupil
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Exactly at the middle of the eyeglass lens
Questão 92
Questão
The primary purpose of triage is to
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Obtain the patient's complete ophthalmic history
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Diagnose the patient's problem
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Classify the patient's chief complaint according to its severity and urgency
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Schedule office appointments acording to the availability of the physician
Questão 93
Questão
If the ophthalmic medical assistant notices a discrepancy between the patient's report of a traumatic injury and the injury itself, the assistant should
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Confront the injured patient immediately
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Inform the ophthalmologist in private, without the patient present
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Inform the ophthalmologist in the presence of the patient
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Disregard the discrepancy, as this matter is not the responsibility of the ophthalmic medical assistant
Questão 94
Questão
Of the following, the situation that should be treated as an emergency requiring immediate action is a
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Recent onset of flashes of light
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Loss of contact lenses needed for work
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Mucous discharge from the eye
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Sudden, painless, severe loss of vision
Questão 95
Questão
Generally, urgent situations are those requiring that the patient be seen within
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3 to 6 hours
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24 to 48 hours
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5 to 7 days
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1 to 2 weeks
Questão 96
Questão
A patient telephones the ophthalmologist's office reporting an alkali burn to the eye. The ophthalmic assistant should instruct the patient to
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Patch the eye and proceed immediately to the office or emergency facility
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Keep the eye closed and proced immediately to the office or emergency facility
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Irrigate the eye with water for 20 minutes and then proceed to the office or emergency facility
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Put a lubricating ointment on the eye and proceed immediately to the office or emergecy facility
Questão 97
Questão
When assisting a patient who feels faint in the office, the ophthalmic kedical assistant should first
Questão 98
Questão
In encounters with irate or hostile patients, the best approach an ophthalmic medical assistant can take is to
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Recommend that they see anothe physician
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Try to convince them that they are being unreasonable
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Listen calmly to their complaints and apologize for any misunderstanding
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Ignore them until they calm down
Questão 99
Questão
When interacting with a visually impaired or blind patient, the ophthalmic medical assistant should
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Approach quietly to avoid startling the patient
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Speak through an accompanying companion
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Speak loudly to ensure comprehension
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Face the patient and say the patient's name
Questão 100
Questão
A papoose board is useful in
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Propping up a toddler at the slit lamp
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Immobilizing an infant during an ophthalmic evaluation
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Transporting a toddler from one examining room to another
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Testing visual acuity in a school-aged child who cannot identify letters
Questão 101
Questão
The "fix and follow" method of evaluating visual function is generally used with
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Infants
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School-aged children
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Elderly patients
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Patients with low vision
Questão 102
Questão
A patient with insulin dependent diabetes suddenly becomes sweaty, dizzy, and disoriented while waiting to see the ophthalmologist. The assistant, acting in compliance with the office's emergency procedures, should first
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Reschedule the appointment and send the patient home
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Have the patient lie down until the episode passes
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Give the patient fruit juice or candy to stabilize the blood sugar level
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Have the patient drink one or two glasses pf water
Questão 103
Questão
When testing visual acuity in elderly patients, the ophthalmic medical assistant should
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Concentrate on distance acuity, as near acuity is not as important in this age group
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Require that these patients respond quickly, so that an objective measurement can be obtained
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Adjust the lighting to avoid glare, which often is a problem in this age group
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Use the Allen chart rather than the Snellen chart when testing visual acuity
Questão 104
Questão
Approximately 95% of all individuals over the age of 65 havr some degree of
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Glaucoma
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Cataract
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Diabetes
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Diplopia
Questão 105
Questão
When the ophthalmic medical assistant schedules a lengthy appointment for a patient with IDDM, the most appropriate recommendation to make to the patient is to
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Fast for several hours before the appointment
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Come in right before lunch
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Come in right after breakfast or lunch
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Eat lightly on the day of the appointment
Questão 106
Questão
When the ophthalmic medical assistant asks a literate 8 year old patient to read the visual acuity chart, the child begins reciting the alphabet. The most effective action the assistant can take to get the results needed is to
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Praise the child for trying hard to cooperate
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Ask the parent to get the child started reading the chart
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Ask the child to start at the beginning of the chart and read each letter separately
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Move the child closer to the chart
Questão 107
Questão
One disadvantage of ophthalmic medicinal ointments is that they
Responda
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May cause unwanted effects in other parts of the body
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May blur vision when applied
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Cannot be used in patients with excessive tearing
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Do not remain in contact with the eye surface for very long
Questão 108
Questão
Of the following, the type of injection classified as a form of systemic drug delivery is the
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Intravitreal
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Subconjunctival
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Subcutaneous
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Retrobulbar
Questão 109
Questão
When instilling eyedrops, the ophthalmic medical assistant should
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Administer the medication directly to the cornea
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Make certain the dropper makes contact with the conjunctival sac
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Administer the medication directly into the conjunctival sac
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Apply direct pressure to the eyelids
Questão 110
Questão
Of the following, the drug that is most helpful when performing both a fundus examination and an objective refraction on a pediatric patient is
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An anesthetic
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A miotic
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A mydriatic
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A cycloplegic
Questão 111
Questão
The two types of drugs that could stimulate an attack of angle closure glaucoma in patients with narrow anterior chamber angles are
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Mydriatics and cycoplegics
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Mydriatics and antihistimines
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Anesthetics and dyes
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Antiallergic and anti inflammatory agents
Questão 112
Questão
In ophthalmology, topical anesthetics are most often used to
Responda
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Perform major eye surgery
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Treat corneal defects on a long-term basis
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Relieve minor eye fatigue and redness
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Prevent discomfort during diagnostic procedures
Questão 113
Questão
Miotics function to reduce the intraocular pressure by
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Decreasing the production of aqueous humor
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Contracting the ciliary body muscle and opening the outflow channels for aqueous humor
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Paralyzing the ciliary body muscle and closing the anterior chamber angle
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Dilatinf the pupil and opening the anterior chamber angle
Questão 114
Questão
All of the following are used to treat bacterial infections except
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Neomycin
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Sulfonamides
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Nystatin
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Bacitracin
Questão 115
Questão
The topical drug phenylephrine is classified as
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A miotic
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A mydriatic
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An anesthetic
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An antimicrobial
Questão 116
Questão
The ophthalmologist has written that includes the abbreviations "gtt" and "bid." These indicate that the prescribed drug is
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An ointment to be administered every hour
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An ointment to be administered at bed time
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Topical drops to be administered 4 times a day
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Topical drops to be administered twice a day
Questão 117
Questão
Topical corticosteroids function primarily as
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Lubricants, which keep the external eye moist and maintain tear film balance
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Antimicrobials, which inhibit the growth of bacteria, viruses, or fungi
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Irrigating solutions, which flush out the eye during surgical procedures
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Anti-inflammatory and anti-allergic agents, which reduce swelling and scarring of the lids and anterior segment
Questão 118
Questão
A common side effect of cycloplegics is
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Eye redness
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Blurred vision
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High blood pressure
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Corneal edema
Questão 119
Questão
The microbe most likely to cause recurrent fever blisters is
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Adenovirus
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Cytomegalovirus
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Epstein-Barr virus
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Herpesvirus
Questão 120
Questão
A corneal abrasion caused by a tree twig is most likely to cause a
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Fungal infection
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Protozoal infection
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Viral infection
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Chlamydial infection
Questão 121
Questão
Of the following, the people most at risk for developing an ocular infection by the protozoan Acanthamoeba are those who
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Eat undercooked or raw meat
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Use homemade salt solutions to clean their contact lenses
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Have had chickenpox during childhood
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Use contaminated cosmetics
Questão 122
Questão
The primary purpose of standard precautions is to
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Identify disease-causing microbes
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Reduce the opportunity for harmful microbes to flourish and threaten patients and medical personnel
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Protect the sterility of a sterilized article
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Destroy all the microorganisms in the office environment
Questão 123
Questão
A tonometer tip is best disinfected by using
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Boiling water
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Moist heat
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A germicide
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Soap and water
Questão 124
Questão
Sterilization is best defined as
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The transmission of infectious microbes from reservoir to host
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The range of procedures used to prevent the spread of infectious microbes in the office
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The process of inactivating or eliminating most disease-causing microorganisms
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The destruction of all microorganisms
Questão 125
Questão
An autoclave is used to
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Disinfect medical amterials that would be destroyed by dry or moist heat
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Sterilize medical materials by means of pressurized moist heat
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Sterilize medical materials by means of dry heat
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Decontaminate reusable medical materials before they are sterilized
Questão 126
Questão
If the ophthalmic medical assistant accidentally touches the sterile functional surface of a disposable instrument
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Resterilized in the office
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Wiped with alcohol
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Wiped with a sterile cloth
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Discarded, no matter what it's cost
Questão 127
Questão
An infection caused when the eye has been penetrated by a contaminated metal fragment is an example of
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Direct-contact transmission
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Indirect-contact transmission
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Common-vehicle transmission
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Vector transmission
Questão 128
Questão
Ophthalmic medical assistants with open cuts on their hands
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Should wear gloves to protect patients
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Should wear gloves to protect themselves
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Should wear gloves to protect patients and themselves
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Do not need to wear gloves if they wash their hands before and after working with patients
Questão 129
Questão
Of the following, the task that is the responsibility of the ophthalmic assistant when caring for a patient undergoing minor surgery is
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Initiating the discussion of informed consent
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Prepping the patient for the procedure
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Administering a local anesthetic by injection
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Determining when the patient is steady enough to leave the office
Questão 130
Questão
The discussion involved in obtaining informed consent
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Is necessary only before a major surgical procedure
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Occurs between the patient and the ophthalmic medical assistant
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Covers the benefits as well as the risks of the procedure
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Is conducted mainly for the protection of the surgeon
Questão 131
Questão
Of the following, the suture material that is not broken down by the body but must be removed from the suture site is
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Polypropylene
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Collagen
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Gut
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Polyglactin 910
Questão 132
Questão
The rhumboid-shaped needle point used in procedures involving the cornea or sclera where the plane of penetration must be precise is
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Cutting point
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Reverse-cutting
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Spatula point
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Taper point
Questão 133
Questão
In this photograph, the surgical instruments are correctly identified from left to right as
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Scissors, forceps, needle holder
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Forceps, scissors, needle holder
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Needle holder, forceps, scissors
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Forceps, needle holder, scissors
Questão 134
Questão
To maintain hemostasis during a surgical procedure, the surgeon uses
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Curettes
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Cannulas
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Clamps
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Forceps
Questão 135
Questão
In lacrimal-system probing, a cannula is used to
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Enlarge the small punctal opening
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Scoop out the unwanted tissue
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Hold the suture needle steady
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Flush out a tear duct with an irrigating solution
Questão 136
Questão
All of the following are considered to be within the sterile operating field except
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The instrument tray
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Masks
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Gloves
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Drapes
Questão 137
Questão
Prepping the patient is usually done
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After final scrubbing and without sterile gloves
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Before final scrubbing and without sterile gloves
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After final scrubbing and with non sterile gloves
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Before final scrubbing and with sterile gloves
Questão 138
Questão
Of the following, the suture size least likely to be used for eye surgery is
Questão 139
Questão
The contact lens that allows oxygen to reach the cornea only through the tear pump are
Questão 140
Questão
A prescription for contact lenses
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Is identical to that for eyeglasses
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Requires only keratometry and refraction measurements
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Includes both keratometry and base curve measurements
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Includes vertex and interpupillary distance measurements
Questão 141
Questão
One significant advantage of soft lenses as compared to rigid gas-permeable lenses is that soft lenses
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Generally are easier to handle, clean, and disinfect
-
Can correct large amounts of astigmatism or irregular corneas more effectively
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Generally are easier to adapt to and initially more comfortable to wear
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Can be modified after manufacture
Questão 142
Questão
An allergic reaction related to contact lens wear is most often due to individuals sensitivity to a
Responda
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Soft contact lens material
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Rigid contact lens material, such as silicon acrylate
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Soap used to wash hands before insertion
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Preservative or disinfectant chemical in a lens solution
Questão 143
Questão
Cosmetic restorative lenses are most appropriate for patients who
Responda
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Want to enhance or change the color of their irises
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Have disfigured eyes
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Require relief from photophobia or glare sensitivity
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Have large amounts of astigmatism that would otherwise require thick glasses
Questão 144
Questão
Disinfection of contact lenses serves primariky to
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Remove surface protein deposits
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Keep the lens surface hydrophilic
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Prevent the growth of bacteria, viruses, and fungi
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Lubricate the area between the cornea and the lens
Questão 145
Questão
Contact lenses are most likely to be contraindicated in individuals who
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Have refractive errors resulting from keratoconus
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Work in occupations requiring excellent peripheral vision
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Participate heavily in sports activities
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Are routinely exposed to excessive amounts of fumes or dust
Questão 146
Questão
Generally, when inserting a soft contact lens on a patient, the ophthalmic medical assistant should first place the lens on the
Questão 147
Questão
A corneal abrasion caused by foreign material lodged between the cornea and the contact lens
Responda
-
Can result in a serious corneal infection
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Usually is more painful in soft lens wearers than in rigid lens wearers
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Usually requires no treatment beyond removal of the lens for a few days
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Always requires treatment with a pressure patch
Questão 148
Questão
The onky acceptable rinsing solution for contact lenses is
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Salt tablets dissolved in distilled water
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Salt tablets dissolved in tap water
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The contact lens user's own saliva
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Sterile saline solution