Which of these is/are true of the autonomic nervous system? Check all that apply.
A) It regulates the activity of cardiac and smooth muscle and glands.
B) It is composed of sympathetic and parasympathetic systems.
C) It is composed only of fibers that have an inhibitory function on various organs of the body.
D) It utilizes two motor neurons that synapse at a ganglion.
E) It functions in both a voluntary and involuntary manner.

Question

Quizplus · Accepted Answer

The autonomic nervous system regulates the activity of cardiac and smooth muscle and glands, is composed of sympathetic and parasympathetic systems, and utilizes two motor neurons that synapse at a ganglion. Choice C is incorrect because the autonomic nervous system includes fibers that have both inhibitory and excitatory functions. Choice E is incorrect because the autonomic nervous system functions only involuntarily, not in a voluntary manner.

Which of These Is/are True of the Autonomic Nervous System