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vagus nerve

noun, plural vagus nerves. Anatomy
1.
either one of the tenth pair of cranial nerves, consisting of motor fibers that innervate the muscles of the pharynx, larynx, heart, and thoracic and abdominal viscera, and of sensory fibers that conduct impulses from these structures to the brain.
Origin
1830-1840
1830-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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vagus-nerve in Medicine

vagus nerve n.
A mixed nerve that arises from numerous small roots from the side of the medulla oblongata and supplies the pharynx, larynx, lungs, heart, esophagus, stomach, and most of the abdominal viscera. Also called pneumogastric nerve, tenth cranial nerve.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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vagus-nerve in Science
vagus nerve
  (vā'gəs)   
Either of the tenth pair of cranial nerves that carries motor impulses from the brain to many major organs. The vagus nerve controls the muscles of the larynx (voice box), stimulates digestion, and regulates the heartbeat.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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