What eye disorder is caused by irregular curvature of either the cornea or the lens?
A) Loss of rod photoreceptors
B) Increased ocular pressure
C) Astigmatism
D) Strabismus
Answer: C
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How would the absolute refractory period be affected if voltage-regulated sodium channels failed to inactivate?
A) It would last indefinitely. B) It would be much briefer. C) It would be basically unaffected.
The fixed point around which a lever rotates is the
A. fulcrum. B. condyle. C. resistance node. D. effort arm. E. multiaxis.
During the luteal phase of the ovarian cycle, LH levels remain elevated for ________, long enough to stimulate the formation of a functional corpus luteum.
A) 5 days B) 24 hours C) 7 days D) 2 days E) 6 hours
Anatomy is
A. the study of function. B. a branch of physiology. C. the study of structure. D. the study of living organisms. E. the study of homeostasis.