Scala vestibuli

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Scala vestibuli

The cochlea and vestibule, viewed from above.

Cross section of the cochlea.
Latin	Scala vestibuli
Gray's	subject #232 1050

Scala vestibuli is a perilymph-filled cavity inside the cochlea of the inner ear that conducts sound vibrations to the scala media.

It is separated from the scala media by Reissner's membrane and extends from the vestibule of the ear to the helicotrema where it joins scala tympani.

Additional images

Tympanic cavity	Labyrinthine wall/medial: Oval window Round window Secondary tympanic membrane Prominence of facial canal Promontory of tympanic cavity Membranous wall/lateral Mastoid wall/posterior: Mastoid cells Aditus to mastoid antrum Pyramidal eminence Carotid wall/anterior Tegmental wall/roof: Epitympanic recess Jugular wall/floor

Ossicles	Malleus (Neck of malleus, Superior ligament of malleus, Lateral ligament of malleus, Anterior ligament of malleus) Incus (Superior ligament of incus, Posterior ligament of incus) Stapes (Anular ligament of stapes)

Muscles	Stapedius Tensor tympani

Eustachian tube	Bony part of pharyngotympanic tube Cartilage of pharyngotympanic tube (Torus tubarius)

General cochlea	Scala vestibuli Helicotrema Scala tympani Modiolus Cochlear cupula

Perilymphatic space	Perilymph Cochlear aqueduct

Cochlear duct / scala media	Reissner's/vestibular membrane Basilar membrane Reticular membrane Endolymph Stria vascularis Spiral ligament Organ of Corti: Stereocilia Tectorial membrane Sulcus spiralis (externus, internus) Spiral limbus

Cells	Claudius cell Boettcher cell

anat (e/p)/phys/devp

noco/cong, epon

proc, drug (S2)

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