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glossopharyngeal nerve

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glossopharyngeal nerve

–noun Anatomy.
either of the ninth pair of cranial nerves, consisting of motor fibers that innervate the muscles of the pharynx, the soft palate, and the parotid glands, and of sensory fibers that conduct impulses to the brain from the pharynx, the middle ear, and the posterior third of the tongue.

Origin:
1815–25
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To glossopharyngeal nerve
glos·so·pha·ryn·ge·al nerve   (glô'sō-fə-rĭn'jē-əl, -jəl, -fār'ən-jē'əl, glŏs'ō-)   
n.  Either of the ninth pair of cranial nerves that contain both sensory and motor fibers and supply the tongue, soft palate, pharynx, and parotid gland.

[Greek glōssa, tongue + pharyngeal.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: glossopharyngeal nerve
Function: noun
: a mixed nerve that is either of the ninth pair of cranial nerves, that has sensory fibers arising from the superiorand petrosal ganglia and motor fibers arising with those of the vagus nerve from the lateral wall of the medulla, and that supplies chiefly the pharynx, posterior tongue, and parotid gland with motorand sensory fibers including gustatory and autonomic secretory and vasodilator fibers called also glossopharyngeal, ninth cranial nerve
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

glossopharyngeal nerve n.
Either of a pair of nerves that emerge from the medulla, supply sensation to the pharynx and the back third of tongue, and carry motor fibers to the stylopharyngeal muscle and parasympathetic fibers to the otic ganglion. Also called ninth 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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