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cupula ampullaris


Definition: a gelatinous mass that overlies the hair cells of the ampullary crests of the semicircular ducts; movement of endolymphatic fluid causes the cupula to move across the hair cells of the ampullary crest.

Synonym(s): ampullary cupula

Further information

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