Letter T

Temporal bone

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A large irregular bone situated at the base and side of the skull.

The temporal bone is connected with the mandible (the jaw bone) via the temporomandibular (TM) joint.

The temporal bone is formed of three parts (squamous, tympanic and petrous) that are distinct at birth but then fuse.

The petrous portion of the temporal bone contains the vestibulocochlear organ of the inner ear.

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