the nervous system is a part of the autonomic system that conserves energy by returning the body to a normal…

the nervous system is a part of the autonomic system that conserves energy by returning the body to a normal activity level through a lowered heart rate and blood pressure.

the nervous system is a part of the autonomic system that conserves energy by returning the body to a normal activity level through a lowered heart rate and blood pressure.

Answer

Brief Explanations:

The parasympathetic nervous system counter - acts the 'fight - or - flight' response of the sympathetic nervous system. It promotes rest and digestion, lowering heart rate and blood pressure to conserve energy.

Answer:

parasympathetic