Word

sympathetic nervous system, n.

originates in the thoracic regions of the spinal cord; opposes physiological effects of the parasympathetic: reduces digestive secretions; speeds the heart; contracts blood vessels
<noun.body>

sympathetic nervous system

semantic pointers

hypernym

nervous system, systema nervosum

part holonym

autonomic nervous system, ANS

part meronym

splanchnic nerve solar plexus, coeliac plexus, plexus celiacus, abdominal nerve plexus alpha receptor, alpha-adrenergic receptor, alpha-adrenoceptor beta receptor, beta-adrenergic receptor, beta-adrenoceptor