Question 2
Question 2 of 9

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Describe coronary heart disease in terms of the blockage of coronary arteries and state the possible risk factors including diet, sedentary lifestyle, stress, smoking, genetic predisposition, age and gender

Describe, and identify on diagrams and photomicrographs, the structure of arteries, veins and capillaries, limited to: (a) relative thickness of wall (b) composition of wall (muscle and elastic tissue) (c) diameter of lumen (d) presence of valves