If you ever find yourself being chased by a crazed axe murderer, your parasympathetic nervous system will trigger heart rate increases, providing your muscles with more oxygen such that you can run faster and longer.

Question

Quizplus · Accepted Answer

The sympathetic nervous system, not the parasympathetic, is responsible for the "fight or flight" response, which increases heart rate and prepares the body for action.

If You Ever Find Yourself Being Chased by a Crazed