2.3 - SPECIMEN SET B1 Q2 Answers
5.1) Blood is made up of four main components.
Red blood cells and white blood cells are two of these components.
Describe the functions of the two other components of blood. [2 marks]
5.2) The heart is often described as a double pump.
Describe why. [ 1 mark]
5.3) In coronary heart disease (CHD) layers of fatty material build up inside the coronary arteries. This can cause a heart attack.
Statins and stents can be used to reduce the risk of a heart attack in people with CHD.
Evaluate the use of statins and stents in people with CHD.
Remember to include a justified conclusion. [6 marks]
Red blood cells and white blood cells are two of these components.
Describe the functions of the two other components of blood. [2 marks]
5.2) The heart is often described as a double pump.
Describe why. [ 1 mark]
5.3) In coronary heart disease (CHD) layers of fatty material build up inside the coronary arteries. This can cause a heart attack.
Statins and stents can be used to reduce the risk of a heart attack in people with CHD.
Evaluate the use of statins and stents in people with CHD.
Remember to include a justified conclusion. [6 marks]
(Total for Question 5 = 9 marks)
Answers
