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posterior ampullar nerve in Medicine

posterior ampullar nerve

n.
  1. A branch of the vestibular part of the eighth cranial nerve that supplies the ampullary crest of the posterior semicircular duct of the ear.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.