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parasympathetic nervous system
 
Noun parasympathetic nervous system has 1 sense
  1. parasympathetic nervous system, parasympathetic - 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
    --1 is a kind of nervous system, systema nervosum
    --1 is a part of autonomic nervous system, ANS
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