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sympathetic nervous system is a noun meaning "originates in the thoracic regions of the spinal cord; opposes physiological effects of the parasympathetic: reduces digestive secretions; speeds the heart; contracts blood vessels". It carries one recorded sense.
originates in the thoracic regions of the spinal cord; opposes physiological effects of the parasympathetic: reduces digestive secretions; speeds the heart; contracts blood vessels
Definitions, synonyms and semantic relations for sympathetic nervous system come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.