Final answer:
Foam cells buildup in the tunica intima forms a plaque, which is a buildup of fatty deposits in an artery.
Step-by-step explanation:
As more and more foam cells buildup in the tunica intima, they form a plaque. A plaque is a buildup of fatty, calcified deposits in an artery that can result in atherosclerosis. Atherosclerosis is a condition where the artery walls thicken and harden due to the accumulation of plaque.
Learn more about Atherosclerosis