Essential body functions such as heartbeat, breathing, and digestion are under the control of the
A) somatic nervous system.
B) cerebral cortex.
C) interneuron system.
D) autonomic nervous system.

Question

Quizplus · Accepted Answer

Essential body functions such as heartbeat, breathing, and digestion are involuntary processes that are regulated by the autonomic nervous system. The somatic nervous system, cerebral cortex, and interneuron system are responsible for voluntary movements and higher cognitive functions.

Essential Body Functions Such as Heartbeat, Breathing, and Digestion Are