Either the sympathetic nervous system OR the parasympathetic nervous system is activated at any one time in a person's body; they cannot both be activated at once.

Question

Quizplus · Accepted Answer

Both the sympathetic and parasympathetic nervous systems can be active simultaneously, but one may dominate depending on the body's needs. They work together to maintain homeostasis.

Either the Sympathetic Nervous System OR the Parasympathetic Nervous System