Parasympathetic nervous system

The parasympathetic nervous system is one of two divisions of the autonomic nervous system. It slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles.

See also

• Sympathetic nervous system

Nervous system

Brain - Spinal cord; - Central nervous system; - Peripheral nervous system; - Somatic nervous system; - Autonomic nervous system; - Sympathetic nervous system; - Parasympathetic nervous system;