vestibular organ


ves·tib·u·lar lab·y·rinth

[TA] the portion of the membranous labyrinth concerned with the sense of equilibration (vs. the cochlear labyrinth, which is concerned with the sense of hearing) and innervated by the vestibular nerve; it is located within the semicircular canals and vestibule of the bony labyrinth, and consists of the utricle, saccule, and the semicircular, utriculosaccular, and endolymphatic ducts. Synonym(s): labyrinthus vestibularis [TA], vestibular organ

ves·tib·u·lar or·gan

(ves-tib'yū-lăr ōr'găn) Collective term for the utricle, saccule, and semicircular ducts of the membranous labyrinth; each has a patch of ciliated receptor epithelium innervated by the vestibular nerve.

ves·tib·u·lar lab·y·rinth

(ves-tibyū-lăr labi-rinth) [TA] Portion of membranous labyrinth concerned with sense of equilibration.
Synonym(s): vestibular organ.