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52
the tmpanic cavity has many walls, list the anterior one.
The superior tegmental wall is formed by a thin plate of bone, the tegmen tympani, which also forms the anterior surface of the petrous part of the temporal bone and separates the
tympanic cavity from the dura mater of the floor of the middle cranial fossa.
tympanic cavity from the dura mater of the floor of the middle cranial fossa.