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

References

This article incorporates text in the public domain from page 1055 of the 20th edition of Gray's Anatomy (1918)



Root cells reside in the outer sulcus in the basal cochlear turns. (A

Sulcus Ulnaris Syndrom Zentrum für Hand und Fusschirurgie Hannover

Visual Anatomy 視覚解剖学

Sulcus temporalis superior Fotos und Bildmaterial in hoher Auflösung

Visual Anatomy 視覚解剖学