Basilar crest

Basilar crest
Floor of cochlear duct
Details
Latin	Crista basilaris ductus cochlearis
Dorlands /Elsevier	c_62/12266562
*Anatomical terminology* [edit on Wikidata]

The basilar crest lies within the cochlear duct in the inner ear. It gives attachment to the outer edge of the basilar membrane and is a spiral ligament that projects inward below as a triangular prominence.

References

This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)

Anatomy of hearing and balance

Outer ear

Auricle
- helix
- antihelix
- tragus
- antitragus
- intertragic notch
- earlobe
Ear canal
Auricular muscles
Eardrum
- umbo
- pars flaccida

Middle ear

Tympanic cavity	Medial structures oval window round window secondary tympanic membrane prominence of facial canal promontory of tympanic cavity Posterior structures mastoid cells aditus to mastoid antrum pyramidal eminence

Ossicles	Malleus superior ligament lateral ligament anterior ligament Incus superior ligament posterior ligament Stapes annular ligament Muscles stapedius tensor tympani

Auditory tube / Eustachian tube	Torus tubarius

Inner ear/
(membranous labyrinth,
bony labyrinth)

Auditory system/
Cochlear labyrinth

General cochlea	Vestibular duct Helicotrema Tympanic duct 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 tip links Tectorial membrane Sulcus spiralis externus internus Spiral limbus

Cells	Claudius cell Boettcher cell

Vestibular system/
Vestibular labyrinth

Vestibule	Utricle macula Saccule macula Kinocilium Otolith Vestibular aqueduct endolymphatic duct endolymphatic sac Ductus reuniens

Semicircular canals	Superior semicircular canal Posterior semicircular canal Horizontal semicircular canal Ampullary cupula Ampullae crista ampullaris

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