PARASYMPATHETIC NERVOUS SYSTEM

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

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

Synonyms:

parasympathetic; parasympathetic nervous system

Classified under:

Nouns denoting body parts

Hypernyms ("parasympathetic nervous system" is a kind of...):

nervous system; systema nervosum (the sensory and control apparatus consisting of a network of nerve cells)

Holonyms ("parasympathetic nervous system" is a part of...):

ANS; autonomic nervous system (the part of the nervous system of vertebrates that controls involuntary actions of the smooth muscles and heart and glands)

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