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Noun: parasympathetic nervous system
  1. 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
    - parasympathetic

Derived forms: parasympathetic nervous systems

Type of: nervous system, systema nervosum

Part of: ANS, autonomic nervous system

Encyclopedia: Parasympathetic nervous system

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