Question

which of the following states most accurately characterizes the function of the sympathetic nervous system? a a part of the nervous system that controls physical processes without conscious effort b the part of the autonomic nervous system that increases heart rate and breathing in response to potential dangers in the environment c the part of the nervous system that communicates sensory information from different parts of the body and controls voluntary movement

Explanation:

The sympathetic nervous system is a part of the autonomic nervous system. Its main function is to activate the "fight - or - flight" response. This response includes increasing heart rate and breathing rate when the body perceives potential dangers in the environment.

• Option A describes the autonomic nervous system in general (not specifically the sympathetic part).
• Option C describes the somatic nervous system.

Answer:

B. the part of the autonomic nervous system that increases heart rate and breathing in response to potential dangers in the environment