Multiple choice

When a person is resting and feels relaxed, which among the following systems is responsible for the constriction of the pupil and the slowing of the heart beats?

  1. Peripheral nervous system

  2. Central nervous system

  3. Sympathetic nervous system

  4. Parasympathetic nervous system

  5. Visceral sensation system

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

When the stress subsides, the parasympathetic nervous system of the body produces opposite effects of sympathetic nervous system. It conserves energy as it calms an individual by decreasing heartbeat, lowering blood sugar, and so forth.