Which of the following is not a derivative of the middle ear cleft-
Ans. is 'a' i.e., Semicircular canal o The middle - ear cleft in the temporal bone includesEustachian tubeThe middle ear (tympanic cavity)Aditus wrhich leads posteriorly to the mastoid antrum and air cells.
Anatomy of Middle Ear (Otitis Media)
Semicircular canal
Mastoid aircell
Tympanic cavity
Eustachian tube
Semicircular canal