what does sympathetic nervous system mean?
SYMPATHETIC NERVOUS SYSTEM as 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
Hypernyms(s) sympathetic nervous system is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
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