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Which of the following types of neurons are replaced throughout adult life?
olfactory receptor cells
Nerve fibers from the medial aspect of each eye________.
cross over to the opposite side at the chiasma
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 _____.
has no blood supply
There are three layers of neurons in the retina. The axons of which of these neurons layers form the optic nerves?
The "first way" station in the visual pathway from the eye, after there has been partial crossover of the fibers in the optic chiasma, is the _______.
lateral geniculate body of the thalamus
As sound levels increase in the spiral organ (of Corti), ___________.
outer hair cells stiffen the basilialr membrane
Which of the following is true about gustatory receptor.?
Complete adaptation occurs in about on to five minutes.
Select the correct statement about olfaction.
Some of the sensation of olfaction is actually one of pain
Which of the following taste sensations is incorrectly matched to the chemicals that produce it?
umami amino acids glutamate and lysine
Which statement about malnutrition- induced night blindness is most accurate.
Vitami supplements can reverse degenerative changes.
Conscious perception of vision probably reflects activity in the ______.
occipital lobe of the cortex
Visual inputs to the ______ serve to synchronize biorhythms with natural light and dark.
In the uterus _______.
despinte the fact that the fetus cannot se, functional visual cortical connections are established.
Which of the following could not be seen as one looks into the eye with an ophthalmascope?
Which of the following is not a characteristic of olfactory receptor cells?
They are unipolar neurons
Which of the following is true about light and vision?
When we see the color of an object, all light is being absorbed by that object excpet for the color being experienced
Whch of the following is true about photoreceptors?
Rods absorb light throughout the visual spectrum but confer only gray tone vision.
Select the correct statement about equilibrium.
Cristae respond to angular addeleration and deceleration
Light passes through the following structures in what order?
conrea, aqueus humor, lens viruous humor (CALV)
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