Question

multiple choice question
heart rate is increased by the __ nervous system and decreased by the __ nervous system.
parasympathetic; sympathetic
sympathetic; parasympathetic

Explanation:

The sympathetic nervous system activates the body's "fight - or - flight" response, increasing heart rate. The parasympathetic nervous system promotes "rest - and - digest" functions and decreases heart rate.

Answer:

B. sympathetic; parasympathetic