Erectile dysfunction is defined as an inability to achieve or maintain
A) an erection.
B) an emission.
C) ejaculation.
D) a normal sperm count.
E) blood flow.
A
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In the figure showing the veins of the lower extremity, which number indicates the great saphenous vein?
A. 1 B. 2 C. 3 D. 4 E. 5
Leslie has a bad sore throat and the lymph nodes in her neck are swollen. This indicates __________.
A) the affected lymph nodes contain an increased number of lymphocytes. B) lymph is not flowing through these lymph nodes. C) the lymph gland has increased its secretion of thymosin. D) the focus of the infection is the lymph nodes.
Paired, irregular masses of gray matter buried deep within the central white matter in the basal region of the cerebral hemispheres, inferior to the floor of the lateral ventricle, are the
A. inferior colliculi. B. interthalamic adhesions. C. cerebral nuclei. D. ventricular connections. E. corpus callosi.
Hypotension that is associated with neurogenic shock is the result of:
A) loss of alpha receptor stimulation. B) concomitant internal hemorrhage. C) increased peripheral vascular tone. D) profound peripheral vasoconstriction.