Question

The sum total of all involuntary activities that are necessary to sustain life, including circulation, respiration, temperature maintenance, hormone secretion, nerve activity and new tissue synthesis, but excluding digestion and voluntary activities is known as: ____________.

Answer 1

Answer:

Vegetative or autonomic nervous system.

Explanation:

This system regulates the processes in the body that we cannot consciously influence. It is constantly working and it can react quickly to changes, altering processes in the body to adapt. The involuntary nervous system is made up of three parts:  The sympathetic nervous system , The parasympathetic nervous system  and The enteric (gastrointestinal) nervous system.