| 释义 |
petrous part of internal carotid artery pet·rous part of in·ter·nal ca·rot·id ar·ter·y [TA] the part of the internal carotid artery in the carotid canal; its branches are carotidotympanic arteries and the artery of the pterygoid canal. Synonym(s): pars petrosa arteriae carotidis internae [TA]pet·rous part of in·ter·nal ca·rot·id ar·te·ry (pet'rŭs pahrt in-tĕr'năl kă-rot'id ahr'tĕr-ē) [TA] The part of the internal carotid artery in the carotid canal; its branches are the carotidotympanic arteries and the artery of the pterygoid canal. |