An elderly man, Mr. Gee, is unable to maintain an erection. Classify his condition
A) flaccid B) impotence C) refractory period D) resolution
Answer: B
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The temporalis muscle is innervated by the mandibular branch of the __________.
A. abducens nerve B. trigeminal nerve C. trochlear nerve D. optic nerve
The adrenal gland releases aldosterone in response to
A. ANP and increased blood plasma sodium levels. B. ANP and decreased blood plasma sodium levels. C. angiotensin II and increased blood plasma sodium levels. D. angiotensin II and decreased blood plasma sodium levels.
In prokayotes, the structure that assembles proteins by using information in RNA a(an) ?
A. plasmid. B. nucleoid. C. endospore. D. cell membrane. E. ribosome.
By what means is lymph fluid pushed forward through the lymph vessels??
A) ?A central pump dedicated to the lymphatic system B) ?A system of valves in the lymph vessels C) ?The contractions of skeletal muscles and movements of breathing D) ?The heart, which circulates both blood and lymph