Essence

Advanced Placement (AP)

21 December, 09:35

Cathy is sitting at home alone one night when she hears a window break and her alarm go off. Her heart begins to race and she starts breathing quickly. He leg muscles start twitching as she prepares to run into her bedroom, lock the door, and call the police. Her body's responses to the noises she has heard are the result of her

A) sympathetic nervous system.

B) parasympathetic nervous system.

C) central nervous system.

D) glucose levels.