If the heart receives more sympathetic stimulation than parasympathetic stimulation, the heart will
A) increase its rate and force of contraction.
B) contract with greater force but at a slower rate.
C) decrease both its rate and force of contraction.
D) contract with less force but at a faster rate.
E) decrease rate, but increase force of contraction.

Question

Quizplus · Accepted Answer

Sympathetic stimulation of the heart increases both the heart rate and the force of contraction, aligning with the body's "fight or flight" response to stress or danger.

If the Heart Receives More Sympathetic Stimulation Than Parasympathetic Stimulation