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A significant characteristic of the autonomic nervous system is that: a. it is tightly controlled by the CNS. b. it is ordinarily not under voluntary control. c. it controls voluntary muscles. d. it is overactive in depressive disorders.

All of the following are sympathetic effects except: a. lowering of blood pressure. b. decrease in peristalsis. c. tightening of sphincters. d. elevation of blood glucose.

All of the following are parasympathetic effects except: a. increase in peristalsis. b. constriction of pupils. c. hypertension. d. vasodilation.

Adrenergic agents have an effect that: a. counteracts the sympathetic nervous system. b. mimics the sympathetic nervous system. c. mimics the voluntary nervous system. d. mimics the parasympathetic nervous system.

The "fight or flight" response is a function of the: a. parasympathetic nervous system. b. musculoskeletal system. c. sympathetic nervous system. d. anticholinergic system.

Which agent is an adrenergic blocking agent? a. metaraminol b. phenylephrine c. norepinephrine d. propranolol

A beta blocker commonly used in the treatment of hypertension is: a. atenolol. b. ergot. c. bethanechol. d. edrophonium.

What untoward effect may occur after a large dose of epinephrine? a. Pulmonary edema b. Slowing of the heart c. Hypotension d. Bronchial constriction

Beta blockers are often used in the treatment of: a. hypotension. b. irritable bowel disease. c. hypertension. d. duodenal ulcers.