13612696
Pregunta 1
Pregunta
Seventy percent of all sensory receptors are located in the?
Respuesta
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Eye
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ear
-
skin
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nose
Pregunta 2
Pregunta
The only special sense not fully functional at birth is the sense of ?
Respuesta
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taste
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smell
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hearing
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vision
Pregunta 3
Pregunta
The blind spot of the eye is cause by?
Respuesta
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more rods than cones within the retina
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macula lutea nerve paths
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the absents of cones in the fovea
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there are no photoreceptors where the optic nerve leaves the eye
Pregunta 4
Pregunta
Dark adaptation
Respuesta
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is much faster than light adaptation
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results in inhibition
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primariy involves improvement
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involves accumulation of rhodopsin
Pregunta 5
Pregunta
Ordinarily, it is not possible to transplant tissues from one person to another, yet corneas can be transplanted without tissue rejection. This is because the cornea ________
Respuesta
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is not a living tissue
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has no nerve supply
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has no blood supply
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does not contain connective tissue
Pregunta 6
Pregunta
Most newborns ________
Respuesta
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are myopic
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often use only one eye at a time
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sees in tones of red and green only
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cry with copious tears
Pregunta 7
Pregunta
what is the main function of the rods in the eye?
Respuesta
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vision in dim light
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accomodation for near vision
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depth perception
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color vision
Pregunta 8
Pregunta
The ability to clearly see objects at a distance but not close up is properly called ________.
Respuesta
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myopia
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hypopia
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hyperopia
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presbyopia
Pregunta 9
Pregunta
Bitter taste is elicited by ________.
Respuesta
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hydrogen ions
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alkaloids
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acids
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metal ions
Pregunta 10
Pregunta
Which of the follow types of neurons are replaced throughout adult life?
Respuesta
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olfactory receptor cells
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retinal biopolar cells
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retinal gangloin cells
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inner hair cells
Pregunta 11
Pregunta
receptors for hearing are located in the
Respuesta
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eye
-
vestibule
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cochlea
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nose
Pregunta 12
Pregunta
* The receptor for static equilibrium is the ________.
Respuesta
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macula
-
urticle
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duct
-
canals
Pregunta 13
Pregunta
What structure regulates the amount of light passing to the visual receptors of the eye?
Respuesta
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iris
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cornea
-
lens
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aqueous humor
Pregunta 14
Pregunta
Virtually all of the protein or amino acid-based hormones exert their effects through intracellular ________.
Respuesta
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ions
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deactivators
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nucleotides
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second messengers
Pregunta 15
Pregunta
which of the following is not a cardinal sign of diabetes mellitus?
Respuesta
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polyuria
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polydipsia
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polyphagia
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all of these are signs
Pregunta 16
Pregunta
oxytocin ______________
Respuesta
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release is an example of a positive feedback control mechanism
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is an adenohypophyseal secretion
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controls milk production
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important during menstration
Pregunta 17
Pregunta
ADH ___________
Respuesta
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increases urine production
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promotes dehydration
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in the adenohypophysis
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is inhibited by alcohol
Pregunta 18
Pregunta
The neurohypophysis or posterior lobe of the pituitary gland is not a true endocrine gland because?
Respuesta
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it is only a hormone storage area that receives hormones from the hypothalamus for release
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it is unable to function as an endocrine tissue
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embryonically it was embryo tissue
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it is strictly a part of the neural system nothing to do with hormone release
Pregunta 19
Pregunta
the major targets of growth hormone are
Respuesta
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bones and skeletal muscle
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the liver
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the brain
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the adrenal glands
Pregunta 20
Pregunta
which of the following is true about calcium homeostasis?
Respuesta
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Parathyroid hormone causes an increase in osteoblast activity
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High calcium levels cause bone resorption.
-
Increased calcitonin levels will cause increased blood calcium levels
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Parathyroid hormone is the single most important regulator of calcium levels in the blood
Pregunta 21
Pregunta
normal development of the immune system response is due in part to hormones produced by the
Respuesta
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adrenal
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medulla
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thymus glad
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thyroid gland
Pregunta 22
Pregunta
when it becomes necessary to enlist the flight-or-fight response, a hormone that is released during the alarm phase of the general adaption syndrome is
Respuesta
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estrogen
-
epinephrine
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angiotensinogen
-
renin
Pregunta 23
Pregunta
storehouse for the hormones produced by the hypothalamus of the brain
Respuesta
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B. Pituitary
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A. Hypothalamus
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C. Ovary
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D. Testes
Pregunta 24
Pregunta
Produces steroid hormones and glucocorticoids and mineralocorticoids
Respuesta
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Adrenal gands
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testes
-
ovary
-
hypothalamus
Pregunta 25
Pregunta
produces hormones and is considered a neuroendocrine organ
Respuesta
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hypothalamus
-
pituitary gland
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testes
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ovary
Pregunta 26
Pregunta
match the answer to the correct location of the yellow dot
Respuesta
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GHRH
-
GnRH
-
PRH
-
CRH
Pregunta 27
Respuesta
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GHRH
-
PRH
-
TRH
-
HTH
Pregunta 28
Respuesta
-
GnpH
-
PRH
-
GnRH
Pregunta 29
Respuesta
-
TRH
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GRH
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GTH
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TDH
Pregunta 30
Respuesta
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CRH
-
PBJ
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GrRH
-
TRH
Pregunta 31
Pregunta
An autoimmune problem involving the thyroid gland
Respuesta
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addisons disease
-
graves disease
Pregunta 32
Pregunta
Hyposecretion of growth hormone
Respuesta
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pituitary dwarfism
-
graves disease
Pregunta 33
Pregunta
hyposecretion of the pancreas
Respuesta
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diabetes mellitus
-
acromegaly
Pregunta 34
Pregunta
hyposecretion of the adrenal cortex
Respuesta
-
acromegaly
-
addison's disease
Pregunta 35
Pregunta
hypersecretion of growth hormone
Respuesta
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acromegaly
-
pituitary dwarfism
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