Heart 0.0 / 5 ? BiologyHealth, illness and diseaseASAQA Created by: dominique_jlsxxCreated on: 22-04-15 21:29 97102841365 Across 1. What does AVN stand for? (16, 4) 4. A heart attack can cause damage or _____ to an area of the heart muscle. (5) 5. What does SAN stand for? (10, 4) 6. Platelets and fibrin accumulate where damage has occured in an artery and form a blood clot/________? (8) 10. When blood travels through a weakened artery at high pressure it causes the inner layers to push out causing a balloon like swelling called an _________? (8) Down 2. Valves are closed when there is a higher pressure _______ it. (6) 3. Are atria or ventricles more muscular? (10) 7. The cardiac muscle is __________ - it can contract and relax without receiving signals from nerves. (8) 8. Which ventricle has thicker more muscular walls to pump blood around the body? (4) 9. If damage occurs to the endothelium if an artery white blood cells and lipids clump together to form a fatty streak called an ________? (8)
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