scala

Stedman's Medical Dictionary: A Practical Medical Dictionary · 1920 · p. 31

[L. a stairway.] See the subtitles, s. me'dia, middle scala or cochlear pa age, duct us cochlear is [BNA]. s. tym'pan i [BNA], tympanic canal, the division of the spiral canal of the cochlea lying below the lamina spiral is, s. vestib'uli [BNA], vestibular canal, the division of the spiral canal of the cochlea lying above the lamina