Which structure frequently causes problems with urination in elderly men?
A. Seminal vesicle
B. Penis
C. Epididymis
D. Prostate gland
E. Bulbourethral gland
D. Prostate gland
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How many parallel rows of hair are in the organ of Corti?
a. one b. two c. three d. four e. five
Which of the following is an action of the sympathetic nervous system during stress?
A. It increases the ability to respond to situations where physical activity is required. B. It increases blood flow to the skeletal muscles and viscera. C. It inhibits blood clotting. D. It decreases ventilation of the lungs to save oxygen. E. It increases glycogen synthesis in the liver.
The cranial cavity houses the brain.
Answer the following statement true (T) or false (F)
What causes the semilunar valves to close?
A. Higher pressure in the ventricles than aorta and pulmonary trunk B. Higher pressure in the ventricles than in the atria C. Higher pressure in the aorta and pulmonary trunk than in the ventricles D. Higher pressure in the atria than in the ventricles