Atherosclerosis
Characterised by the build up of plaque on the inner walls of arteries. This plaque is made up of substances such as cholesterol, fatty deposits, calcium, and cellular waste. Over time, the plaque can harden and narrow the arteries, limiting blood flow to vital organs and tissues.
Unit 5,
Reference: Oxford Concise Medical Dictionary (9th ed) Oxford University Press 2015 ISBN-13: 9780199687817, p1002