13612696
Frage 1
Frage
Seventy percent of all sensory receptors are located in the?
Antworten
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Eye
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ear
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skin
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nose
Frage 2
Frage
The only special sense not fully functional at birth is the sense of ?
Antworten
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taste
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smell
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hearing
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vision
Frage 3
Frage
The blind spot of the eye is cause by?
Antworten
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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
Frage 4
Frage
Dark adaptation
Antworten
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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
Frage 5
Frage
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 ________
Antworten
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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
Frage 6
Frage
Most newborns ________
Antworten
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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
Frage 7
Frage
what is the main function of the rods in the eye?
Antworten
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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
Frage 8
Frage
The ability to clearly see objects at a distance but not close up is properly called ________.
Antworten
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myopia
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hypopia
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hyperopia
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presbyopia
Frage 9
Frage
Bitter taste is elicited by ________.
Antworten
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hydrogen ions
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alkaloids
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acids
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metal ions
Frage 10
Frage
Which of the follow types of neurons are replaced throughout adult life?
Antworten
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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
Frage 11
Frage
receptors for hearing are located in the
Antworten
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eye
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vestibule
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cochlea
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nose
Frage 12
Frage
* The receptor for static equilibrium is the ________.
Antworten
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macula
-
urticle
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duct
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canals
Frage 13
Frage
What structure regulates the amount of light passing to the visual receptors of the eye?
Antworten
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iris
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cornea
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lens
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aqueous humor
Frage 14
Frage
Virtually all of the protein or amino acid-based hormones exert their effects through intracellular ________.
Antworten
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ions
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deactivators
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nucleotides
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second messengers
Frage 15
Frage
which of the following is not a cardinal sign of diabetes mellitus?
Antworten
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polyuria
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polydipsia
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polyphagia
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all of these are signs
Frage 16
Frage
oxytocin ______________
Antworten
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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
Frage 17
Frage
ADH ___________
Antworten
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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
Frage 18
Frage
The neurohypophysis or posterior lobe of the pituitary gland is not a true endocrine gland because?
Antworten
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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
-
it is strictly a part of the neural system nothing to do with hormone release
Frage 19
Frage
the major targets of growth hormone are
Antworten
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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
Frage 20
Frage
which of the following is true about calcium homeostasis?
Antworten
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Parathyroid hormone causes an increase in osteoblast activity
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High calcium levels cause bone resorption.
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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
Frage 21
Frage
normal development of the immune system response is due in part to hormones produced by the
Antworten
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adrenal
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medulla
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thymus glad
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thyroid gland
Frage 22
Frage
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
Antworten
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estrogen
-
epinephrine
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angiotensinogen
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renin
Frage 23
Frage
storehouse for the hormones produced by the hypothalamus of the brain
Antworten
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B. Pituitary
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A. Hypothalamus
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C. Ovary
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D. Testes
Frage 24
Frage
Produces steroid hormones and glucocorticoids and mineralocorticoids
Antworten
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Adrenal gands
-
testes
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ovary
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hypothalamus
Frage 25
Frage
produces hormones and is considered a neuroendocrine organ
Antworten
-
hypothalamus
-
pituitary gland
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testes
-
ovary
Frage 26
Frage
match the answer to the correct location of the yellow dot
Antworten
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GHRH
-
GnRH
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PRH
-
CRH
Frage 27
Antworten
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GHRH
-
PRH
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TRH
-
HTH
Frage 28
Antworten
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GnpH
-
PRH
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GnRH
Frage 29
Antworten
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TRH
-
GRH
-
GTH
-
TDH
Frage 30
Antworten
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CRH
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PBJ
-
GrRH
-
TRH
Frage 31
Frage
An autoimmune problem involving the thyroid gland
Antworten
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addisons disease
-
graves disease
Frage 32
Frage
Hyposecretion of growth hormone
Antworten
-
pituitary dwarfism
-
graves disease
Frage 33
Frage
hyposecretion of the pancreas
Antworten
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diabetes mellitus
-
acromegaly
Frage 34
Frage
hyposecretion of the adrenal cortex
Antworten
-
acromegaly
-
addison's disease
Frage 35
Frage
hypersecretion of growth hormone
Antworten
-
acromegaly
-
pituitary dwarfism
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