accessory nerve

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Related to CN XI: CN XII, CN IX, CN V, CN VI

accessory nerve

n.
Either of the 11th pair of cranial nerves, which convey motor impulses to the pharynx and muscles of the upper thorax, back, and shoulders.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

accessory nerve

n
(Anatomy) either one of the eleventh pair of cranial nerves, which supply the muscles of the head, shoulders, larynx, and pharynx and the viscera of the abdomen and thorax
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

acces′sory nerve`


n.
either one of the 11th pair of cranial nerves found only in mammals, composed of motor fibers that function in speech and swallowing.
[1835–45]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.accessory nerve - arises from two sets of roots (cranial and spinal) that unite to form the nerveaccessory nerve - arises from two sets of roots (cranial and spinal) that unite to form the nerve
cranial nerve - any of the 12 paired nerves that originate in the brain stem
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
A high incidence of shoulder morbidity may be because of the unrecognized anatomical patterns and branching of CN XI. The most common etiology by far is iatrogenic damage (75%) secondary to surgical procedures involving the posterior triangle of the neck.
Following this, the patient underwent resection of the primary mass on the mandible and modified radical neck dissection of the levels II to V preserving CN XI. Intraoperatively, a duplication of the spinal accessory nerve was observed, 2 cm inferiorly to the mandible (Figure 3).
In addition to the reduced mobility of the right vocal cord (CN X), weakness of right sternocleidomastoid muscle (CN XI) was also observed.