Question 1
Question
The olfactory nerves take information tot he brain by passing the thalamus
Question 2
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The sense of smell is analyzed int he gyrus postcentralis
Question 3
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The optic nerve carries information from the nasal mucousa to the brain
Question 4
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Sratum plexiforme internum of the retina contains the processes of bipolar and ganglionic cells
Question 5
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Eminentia pyramidalis in tympanic cavity contains m. stapedius
Question 6
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The pupil is small if the stellate ganglion is removed from the neck of the first rib
Question 7
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Fovea of the retina contains no red blood vessels
Question 8
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Taste cells are continually reproduced ad do not diminish much with age
Question 9
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The round window equalises pressure between the middle and inner ear
Question 10
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Olfactory nerve fibres terminate in the trigonum olfactorium
Question 11
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Schlemm's canal is located in
Answer
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lens
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processus ciliaris
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sclera
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iris
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chorioidea
Question 12
Answer
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is composed mostly of pigment cells
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contains no neuroepithelial cells
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is the site of best vision
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is the blind spot of the eye
Question 13
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Which of the following helps maintain proper air pressure in the middle ear?
Answer
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stapedius muscle
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Eustachian tube
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External auditory meatus
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osseous labyrinth
Question 14
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Which of the following muscles does NOT take its origin from the common tendinous ring?
Answer
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superior rectus
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inferior rectus
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lateral rectus
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medial rectus
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superior oblique
Question 15
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Which of the following muscle is NOT innervated by the oculomotor nerve
Question 16
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Which of the following is true in respect tot he ciliary ganglion?
Answer
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Sympathetic fibers synapse in the ciliary ganglion
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Afferent fibers from the iris and cornea pass through the ganglion
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The ganglion is located between the optic nerve and medial rectus
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Parasympathetic fibers in the ganglion are delivered from CN VII
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Parasympathetic fibers in the ganglion are distributed to the retina and lens
Question 17
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Which of the following is associated with equilibrium
Answer
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vestibular membrane
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basilar membrane
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otholithic membrane
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ciliary membrane
Question 18
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Which of the following is NOT contained int he tympanic cavity?
Question 19
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The portion of the inner ear that detects sounds, is the
Answer
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semicircular canals
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osseous labyrinth
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vestibule
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cochlea
Question 20
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Which of the following is the first to come into contact with light?
Answer
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rods
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bipolar neurons
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cones
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ganglion cells
Question 21
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The maculae can be found in the
Answer
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cochlear duct
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saccule
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semicircular canals
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semicircular ducts
Question 22
Answer
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is constantly circulated through the posterior cavity
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is less viscous than aqueous humor
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helps to hold the lens and retina in place
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does not contribute to intraocular pressure
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does not change the path of incoming light
Question 23
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Which of the following cannot be seen as one looks into the eye through an opthalmoscope
Answer
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macula lutea
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optic chiasm
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fovea centralis
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optic disc
Question 24
Question
Which one of the folowing is the correct sequence for the passage of a nerve impulse?
1. Primary visual cortex 2. Optic tract 3. Optic nerve 4. Optic chiasma 5. Visual association area
Answer
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3,4,2,1,5
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1,2,3,4,5
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2,3,4,1,5
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5,1,2,4,3
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4,3,2,5,1
Question 25
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The following are true about the iris:
Answer
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it contains pigmented epithelium on its anterior surface
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it contains melanocytes int he stroma that determines the iris colour
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its colour is determined by sympathetic innervations
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the dilator muscle is innervated by the sympathetic system
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the constrictor muscle is innervated by the parasympathetic system
Question 26
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The tympanic cavity (middle ear)
Answer
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has the auditory (Eustachian) tube opening on to its anterior wall
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is about 1.5 cm from its lateral to its medial wall
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has the facial nerve running in the upper edge of its medial wall
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is lined by stratified squamous epithelium
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is related through its roof tot he temporal lobe of the cerebral hemisphere
Question 27
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The following structures are associated with the auditory pathway from the internal ear to the cerebral cortex
Answer
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the cochlear nuclei in the hindbrain
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the medial geniculate body
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the lateral lemniscus
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the inferior temporal gyrus
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the anterior limb of the internal capsule
Question 28
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The optic chiasm
Answer
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is anterior tot he stalk of the hypophysis cerebri
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is lateral to the internal carotid artery
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contains fibers from the bipolar neurons of the retina
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contains fibers which end in the lateral geniculate body
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contains crossed fibers associated with the nasal fields of vision
Question 29
Answer
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contains fibers whose cell bodies are in the retina
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contains fibers from the medial half of each retina
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contains fibers all of which end in the lateral geniculate body
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contains fibers which form the inferior brachium
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contains fibers which form the afferent pathway of the light reflex
Question 30
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The right visual cortex
Answer
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lies on either side of the edges of the calcarine sulcus
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receives the termination of fibers whose cell bodies are in the lateral geniculate body
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has a very large area for the macula in its anterior part
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receives impulses originating from stimuli from the right halves of both visual fields
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receives impulses from the right lower quadrants of both retinae
Question 31
Question
The following structures are associated with the pathway of proprioception from the periphy to the cerebral cortex
Answer
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the posterior root ganglion
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lamelated (pandinian) corpuscles
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the parietal lobe of the cerebral hemisphere
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the genu of the internal capsule
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the medial lemniscus
Question 32
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The mastoid antrum
Answer
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has the posterior semicircular canal on its medial side
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has its aditus on its lateral wall
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in the infant is separated from the surface of the skull by bone 6mm thick
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is related posteriorly tot he cerebellum
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is posterolateral to the facial nerve
Question 33
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Parrasympathetic nerves in the thorax
Answer
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cause contraction of the muscle in the lung
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supply sensory fibres to the lung
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are secremotor to the oesophagus
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cause the longitudinal muscle of the oesophagus to relax
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supply sensory fibers to the pericardium
Question 34
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Middle ear infection may follow a throat infection because
Answer
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the auditory (Eustachian) tube opens into the base of the inner ear
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the pharyngeal (throat) mucosa is continuous with the mucosa of the middle ear
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the sphenoid sinus opens into the tympanic cavity of the middle ear
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the vestibulocochlear nerve passes through the tympanic cavity
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both the auditory tube opening tot he base of the ear and the vestibulocochlear nerve passing through the tympanic cavity
Question 35
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The region on the retina that produces the sharpest vision is called the [blank_start]fovea centralis[blank_end]
Question 36
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The [blank_start]Conjunctiva[blank_end] is a membrane covering the anterior portion of the eyeball except for the cornea
Question 37
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Most olfactory receptors are located on the [blank_start]superior[blank_end] surface of the nasal cavity
Question 38
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The ciliary muscle is supplied by the [blank_start]occulomotor nerve[blank_end]
Question 39
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The outer covering of the eye is called the [blank_start]sclera[blank_end]
Question 40
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Blind spot of the eye is known as [blank_start]Discus nervi Optici[blank_end]
Question 41
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The stapes send its vibrations to the [blank_start]Oval window[blank_end]
Question 42
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The membranous labyrinth contains [blank_start]Endolymph Fluid[blank_end]