Middle Ear

Lecture 2

- Think of it as a cube .

• Outer wall formed by eardrum.

• Inner wall – body edge of coclea and would include round and oval windows

• Front wall opens into Eustachian tube

• Back wall opens into mastoid air cells

• Roof separates middle ear from temporal lobe

• Floor separates middle ear from jugular vein and internal carotid artery (neck

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