Question

In the tympanic cavity, there is an aperture in which the stapes is fitted, it is

• A. Foramen rotundum
• B. Foramen triosseum
• C. Fenestra ovalis
• D. Fenestra rotundum

Answer 1

The correct option is C Fenestra ovalis

The tympanic cavity contains three ossicles. There are three chain of ossicles called as malleus, incus and stapes. The malleus is attached to the tympanic membrane. The stapes is fitted into a cavity or aperture called as fenestra ovalis. This aperture is present in the internal ear. The stapes is fitted in this cavity via a widened foot-plate.

So, the correct answer is option C.