Risk factors and treatment of cardiovascular diseaseEdexcel A-Level Biology A: Mind map

Exam questions on Risk factors and treatment of cardiovascular disease

1. A 55-year-old man smokes 20 cigarettes a day. His father had a heart attack at the age of 52. At a health check his doctor tells him that he has several risk factors for cardiovascular disease (CVD).
   Explain how smoking increases the risk of cardiovascular disease.2 marks
2. A health charity is advising the public on diet and cardiovascular disease. It notes that many processed foods are high in both salt and saturated fat, and that a typical person's intake of both exceeds the recommended level.
   Explain how a diet high in saturated fat increases the risk of cardiovascular disease.2 marks
3. A study followed 40 000 men and 40 000 women, all aged between 45 and 64, for ten years. During that time 2 400 of the men and 1 200 of the women had a first heart attack.
   Calculate the percentage of men and the percentage of women who had a heart attack, and compare the risk for the two groups.3 marks