Sulcus spiralis internus

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Sulcus spiralis internus
Gray929.png
Floor of ductus cochlearis.
Identifiers
Gray's p.1055
Dorlands
/Elsevier
s_28/12769910
Anatomical terminology

On the upper plate of that part of the lamina which is outside the vestibular membrane, the periosteum is thickened to form the limbus laminæ spiralis, this ends externally in a concavity, the sulcus spiralis internus, which represents, on section, the form of the letter C.

External links[edit]

This article incorporates text from a public domain edition of Gray's Anatomy.