Sulcus spiralis externus

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Sulcus spiralis externus
Gray929.png
Floor of ductus cochlearis.
Identifiers
Gray's p.1055
Dorlands
/Elsevier
s_28/12769904
Anatomical terminology

The basilar crest gives attachment to the outer edge of the basilar membrane; immediately above the crest is a concavity, the sulcus spiralis externus.

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