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.
Become strong, healthy, and or successful again after something bad happens.
another definition is
the ability of something to return to its original shape after it has been pulled, pressed, stretched, bent, etc
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It affect the Connective tissue hope this help you out.