parasympathetic
adjectiveOf, relating to, or affecting the parasympathetic nervous system.
nounThe parasympathetic nervous system.
nounAny of the nerves of this system.
adjectiveOf or relating to the part of the
of or relating to the parasympathetic nervous system
nounoriginates 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
