Noun: parasympathetic nervous system
- Originates in the brain stem and lower part of the spinal cord; opposes physiological effects of the sympathetic nervous system: stimulates digestive secretions; slows the heart; constricts the pupils; dilates blood vessels
"The parasympathetic nervous system is active during rest and digestion";
- parasympathetic
Derived forms: parasympathetic nervous systems
Type of: nervous system, systema nervosum
Part of: ANS, autonomic nervous system
Encyclopedia: Parasympathetic nervous system