membranous labyrinth


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Related to membranous labyrinth: osseous labyrinth, bony labyrinth

membranous labyrinth

[′mem·brə·nəs ′lab·ə‚rinth]
(anatomy)
The membranous portion of the inner ear of vertebrates.
References in periodicals archive ?
Dornhoffer and Milewski classification (4) Type of fistula Type 1 Erosion of the bony labyrinth but intact endosteum Type 2 Erosion of the endosteum but membranous labyrinth is intact (2a: intact perilymhatic space, 2b: erosion of the perilymhatic space) Type 3 Erosion of the membranous labyrinthine space Table 2.
In IP-III cochlear otic capsule around the membranous labyrinth is thinner when compared to that in a normal cochlea.
Labyrinthine ossificans (LO) is a condition in which the normal membranous labyrinth becomes replaced by fibrous and/or osseous tissue.
In patient 1, to gain further access to the petrous apex, sequential removal of the bony labyrinth was performed with advancing compression of the membranous labyrinth in an attempt to preserve hearing.
(9) When the circulation of the endolymph is obstructed, the membranous labyrinth will swell leading to symptoms of Meniere's disease, consisting of recurrent, spontaneous attacks of vertigo, fluctuating hearing loss, tinnitus and aural fullness.
These structures are located in the membranous labyrinth in the inner ear of fishes and are responsible for sound detection and maintenance of balance (Lecomte-Finiger, 1999; Garcia et al., 2004; Payan et al., 2004; Popper et al., 2005).

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