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Pronunciation: yu'tri-kel

Definition: A small sac or pouch. A dilated portion of the membranous labyrinth receiving the ampullae of the semicircular canals; contains an area of sensory epithelium, the macula utriculi.

Synonym(s): utricle of vestibular labyrinth

Synonym(s): sacculus communis, utriculus1

[L. diminutive form of uter, leather bag]

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