Question

How will Richard’s body react when a friend jumps in front of him and scares him? Richard’s central nervous system will take over, and his peripheral nervous system will play a lesser role. Richard’s peripheral nervous system will take over, and his central nervous system will play a lesser role. Richard’s sympathetic nervous system will take over, and his parasympathetic nervous system will play a lesser role. Richard’s parasympathetic nervous system will take over, and his sympathetic nervous system will play a lesser role.

Answer 1

If Richard's friend jumps in front of him and scares him, Richard's sympathetic nervous system will take over, and his parasympathetic nervous system will have a lesser role.

Answer 2

Answer

If Richard’s friend jumps in front of him and scares him, Richard’s sympathetic nervous system will take over and his parasympathetic nervous system will have a lesser role.

Explanation

The sympathetic nervous system is responsible for the activation of the flight/fight response. The extensive network of neurons regulates the involuntary processes of the body. Through the autonomic nervous system actions that occur without voluntary control are mediated. For example heart rate. The sympathetic and parasympathetic nervous systems  complement each other will working.