Ellen's instructor walks in the classroom and announces there will be a pop quiz. Ellen feels her heart rate increase, her breathing becomes rapid, and other signs of physical arousal as she responds to this stressor. Which of the following is responsible for activating this response in Ellen?

Question

Quizplus · Accepted Answer

The HPA axis (hypothalamic-pituitary-adrenal axis) is responsible for the body's stress response, including the release of cortisol, which leads to the physical arousal Ellen experiences.

Ellen's Instructor Walks in the Classroom and Announces There Will