English dictionary
sympathetic nervous system meaning and definition
Definition and meaning of sympathetic nervous system at MeaningMonkey.org. sympathetic nervous system meaning and definition in the English Dictionary.SYMPATHETIC NERVOUS SYSTEM noun
Definition of sympathetic nervous system (noun)
- originates in the thoracic regions of the spinal cord; opposes physiological effects of the parasympathetic: reduces digestive secretions; speeds the heart; contracts blood vessels
Source: Princeton University Wordnet