Sulcus spiralis internus
Concavity
Sulcus spiralis internus | |
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Floor of ductus cochlearis. | |
Details | |
Identifiers | |
Latin | Sulcus spiralis internus |
TA98 | A15.3.03.123 |
FMA | 77850 77850, 77850 |
Anatomical terminology [edit on Wikidata] |
On the upper plate of that part of the lamina which is outside the vestibular membrane, the periosteum is thickened to form the spiral limbus, this ends externally in a concavity, the sulcus spiralis internus, which represents, on section, the form of the letter C.
References
This article incorporates text in the public domain from page 1055 of the 20th edition of Gray's Anatomy (1918)
External links
- Histology at uc.edu
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Anatomy of hearing and balance
- Auricle
- helix
- antihelix
- tragus
- antitragus
- intertragic notch
- earlobe
- Ear canal
- Auricular muscles
- Eardrum
- umbo
- pars flaccida
Tympanic cavity |
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Ossicles | |
Auditory tube / Eustachian tube |
Labyrinths | |||||
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Auditory system |
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Vestibular system |
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