Which of the following statements best describes the function of hair?
A. insulation
B. sensory perception
C. camouflage
D. protection and defense
E. All the choices provided are correct
E. All the choices provided are correct
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The vision loss associated with glaucoma is most accurately explained by
A. loss of photoreceptors in and around the fovea. B. protein accumulation in the lens. C. detachment of the retina from the outer part of the eye. D. intraocular pressure buildup due to poor drainage of the aqueous humor. E. poor control of extraocular muscles.
Hantavirus has all of the following characteristics except
A. the first U.S. outbreak occurred in 1993 in the southwest. B. it is transmitted by aerosol transmission from rodent excreta. C. it is a zoonosis. D. symptoms are abrupt fever, lung edema, respiratory distress, and hypotension. E. the reservoir is human carriers.
A genetic disorder has been studied through multiple generations using pedigree analysis. Every person expressing the
trait has an affected parent, and both sexes are equally affected. This suggests what sort of trait and why? What will be an ideal response?
When an impulse passes from one neuron to the next,
it a. passes directly from dendrite to axon. b. passes from axon to cell body to dendrite. c. bypasses the cell bodies of both. d. passes from the output zone of one to the input zone of the other. e. undergoes repolarization.