終しゅう動どう脈みゃくMeanings1nounend artery; terminal arteryanatomy›Anatomical term for an artery that is the only blood supply to a particular tissue or organ, with no significant collateral circulation.終しゅう動どう脈みゃくが詰つまると、その先さきの組そ織しきは壊え死しする可か能のう性せいがある。If an end artery becomes blocked, the tissue beyond it may undergo necrosis.