crista spiralis


spiral ligament of cochlear duct

[TA] the thickened periosteal lining of the bony cochlea forming the outer wall of the cochlear duct to which the basal lamina attaches. Synonym(s): ligamentum spirale ductus cochlearis [TA], crista spiralis, ligamentum spirale cochleae, spiral crest, spiral ligament of cochlea

crista spiralis

A ridge on the spiral lamina of the cochlea. See also: crista