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ampullary crest (of semicircular ducts)


Definition: crescentic ridge invaginating the lumen of the ampullae of the semicircular ducts bearing sensory epithelium on a base of nerve fibers and connective tissue.

Synonym(s): crista ampullaris (ductuum semicircularium)TA

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.