Gomphosis

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The permanent teeth, viewed from the right. The external layer of bone has been partly removed and the maxillary sinus has been opened.

Gomphosis (from New Latin, from Greek gomphoein - to bolt together, from gomphos - tooth, peg) in anatomy is a form of immovable articulation in which a peglike part fits into a cavity, as in the setting of a tooth in its socket.

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