Exam 14: The Autonomic Nervous System

Mark eats a very big meal in the evening.After the meal his wife would like him to help clean up,but Mark explains that he is "too tired" and promptly goes to sleep.What seems to be his problem?

Control of temperature,endocrine activity,and thirst are functions associated with the ________.

The sympathetic and parasympathetic divisions of the ANS have the same effect on most body organ systems.

Which of the following is NOT a result of parasympathetic stimulation?

The effect of the parasympathetic division on the penis is vasodilation causing erection,while ejaculation is due to sympathetic stimulation.

In what ways are the autonomic and the somatic nervous systems different?

Fibers that enter and leave the sympathetic trunks without synapsing form structures called ________.

Match the following: -Secreted by preganglionic sympathetic fibers.

Which of the following adrenergic neurotransmitter receptors plays the major role in heart activity?

Sympathetic responses generally are widespread because ________.

Cranial nerves III (oculomotor),VII (facial),and IX (glossopharyngeal)supply the entire parasympathetic innervation of the head; however,only the preganglionic fibers lie within these three pairs of cranial nerves.

Erection (vasodilation)of the penis or clitoris ________.

Which of the following drug classes would be useful for smoking cessation products?

Acetylcholine is released by all somatic motor neurons,all preganglionic neurons of the ANS and by the postganglionic parasympathetic nerve fibers.

The somatic and autonomic nervous systems differ in all of the following EXCEPT ________.

Most splanchnic nerves pass through the abdominal aortic plexus.

All splanchnic nerves are sympathetic.

Sympathetic division stimulation causes ________.

Parasympathetic functions include ________.

Match the following: -Secreted by postganglionic parasympathetic fibers.