A) Streptococci bacteria
B) inflammation of pericardium
C) weakening of the heart valves
D) insufficient blood supply to the heart muscles
Correct Answer: D
Solution :
Coronary heart disease occurs due to the insufficient blood supply of blood to the heart muscle. It occurs due to the hardening of arteries and arteriole because of thickening of fibre tissue and the consequent loss of elasticity. It is also referred to as atherosclerosis.You need to login to perform this action.
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