When you are very nervous, perhaps before you must speak in front of your college class, you notice that your mouth is dry and your heart is racing. This is most likely due to stimulation by the
A)enteric division of your autonomic nervous system.
B)sympathetic division of your autonomic nervous system.
C)parasympathetic division of your autonomic nervous system.
D)motor division of your parasympathetic nervous system.

Question

Quizplus · Accepted Answer

The dry mouth and racing heart are typical symptoms of the fight or flight response, which is activated by the sympathetic division of the autonomic nervous system in response to stress, fear, or anxiety. This response prepares the body for action by increasing heart rate, blood pressure, and respiration, and redirecting blood flow to the muscles and vital organs.

When You Are Very Nervous, Perhaps Before You Must Speak