Vertical crest in fundus of the internal auditory canal is known as:
Bill's bar
Ponticulus
c, Cog
Falciform crest
Ans. a. Bill's bar Vertical crest in fundus of the internal auditory canal is known as Bill's bar."Vertical crest in fundus of internal auditory canal is known as Bill's-barand it is used as a surgical landmark for facial nerve identification. Grays 40/e p636
Ear