ADJ. main, major | blocked, clogged | severed | carotid, coronary, pulmonary, etc.
VERB + ARTERY block | widen The surgeon will widen her arteries. | rupture, sever
ARTERY + VERB clog up Too much fatty food will make your arteries more likely to clog up.
PHRASES hardening of the arteries (= a disease of the arteries) She suffers from hardening of the arteries. | veins and arteries blood flowing through veins and arteries