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Medical Definition of Fossa cranii posterior
1. The internal base of the skull posterior to the crest of the petrous part of the temporal bones and the dorsum sellae and anterior to the grooves for the transverse sinuses, where the cerebellum, pons, and medulla oblongata rest. Synonym: fossa cranii posterior. (05 Mar 2000)
Lexicographical Neighbors of Fossa Cranii Posterior
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