the portion of the internal base of the skull, anterior to the sphenoidal ridges and limbus, in which the frontal lobes of the brain rest. Syn: fossa cranii anterior [NA], anterior cranial base.
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the portion of the internal base of the skull, anterior to the sphenoidal ridges and limbus, in which the frontal lobes of the brain rest. Syn: fossa cranii anterior [NA], anterior cranial base.