Which of the following statement describes an autonomic nervous system?

A. It always stimulates effectors
B. Activities are voluntary
C. It dials with external stimuli and their responses
D. It affects glands, cardiac muscles and smooth muscles

Correct Answer: Option D

D. It affects glands, cardiac muscles and smooth muscles

Explanation

Autonomic nervous system is concerned with the control of the body’s involuntary activities e.g breathing, heartbeat, digestion etc