semicircular canals (of bony labyrinth)

(redirected from posterior semicircular canals)

semicircular canals (of bony labyrinth)

[TA]
the organ of balance; the three bony tubes of the labyrinth of the inner ear within which the membranous semicircular ducts are located; they lie in planes at right angles to each other and are known as anterior semicircular canal [TA] (canalis semicircularis anterioris [TA]), posterior semicircular canal [TA] (canalis semicircularis posterioris [TA]), and lateral semicircular canal [TA] (canalis semicircularis lateralis [TA]).

sem·i·cir·cu·lar ca·nals (of bon·y lab·y·rinth)

(semē-sĭrkyū-lăr kă-nalz bōnē labi-rinth) [TA]
Organ of balance; three bony tubes of labyrinth of inner ear within which membranous semicircular ducts are located; lie in planes at right angles to each other and are known as anterior semicircular canal [TA] posterior semicircular canal [TA], and lateral semicircular canal [TA].
References in periodicals archive ?
Comitant deviation occurs after unilateral insult to the otolithic pathway, in which anterior and posterior semicircular canals are damaged equally.
BPPV is often accompained with nausea, vomiting, (27) and is usually caused by dislodged otoconia in the posterior semicircular canal.

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