英日字典: external_carotid_artery
    The external_carotid_artery has 1 Senses.
-  external carotid artery, external carotid
-  外頚動脈
- the branch of the carotid artery that supplies blood to the face and tongue and external parts of the head
- 顔、舌、頭の外面部に血液を供給する頸動脈の支流