| 释义 |
DictionarySeeperioticperiotic bone
pet·rous part of tem·po·ral bone [TA] the part of the temporal bone that contains the structures of the inner ear and the second part of the internal carotid artery; in prenatal life it appears as a separate ossification center. Synonym(s): pars petrosa ossis temporalis [TA], periotic bone, petrosal bone, petrous bone, petrous pyramidperiotic boneThe mastoid and petrous portions of the temporal bone.See also: periotic |