IGCSE Biology Coronary Heart Disease (CHD)

Which blood vessel carries blood from the heart to the kidneys?

Only one answer is correct.

• pulmonary artery

• pulmonary vein

• renal artery

• renal vein

Which blood vessel carries blood from the kidneys?

Only one answer is correct.

• pulmonary artery

• pulmonary vein

• renal artery

• renal vein

Which blood vessel does the renal artery branch off from?

Only one answer is correct.

• aorta

• vena cava

• pulmonary artery

• pulmonary vein

Which blood vessel does the renal vein lead into?

Only one answer is correct.

• aorta

• vena cava

• pulmonary artery

• pulmonary vein

Which of the following would reduce the risk of coronary heart disease (CHD)?

One, some or all responses may be correct.

• a diet lower in salt

• a diet higher in cholesterol

• strategies to reduce stress

• lack of exercise

Arrange the events below in the order that they actually happen for coronary heart disease?

I. plaque forms

II. cholesterol builds up in artery wall

III. blood clot forms

Only one answer is correct?

• I --> II --> III

• II --> III --> I

• I --> III --> II

• II --> I --> III

Which of the following treatments for coronary heart disease (CHD) do not require a person's chest to be opened up?

One, some or all responses may be correct.

• stent

• aspirin

• angioplasty

• coronary bypass surgery

How are angioplasty and using a stent different?

One, some or all responses may be correct.

• A catheter (thin tube) is threaded through a small hole in the arm or leg

• A balloon is inflated inside a blocked artery

• Blood flow to the heart muscle is restored

• A small mesh tube is involved when using a stent

Which of the following is/are true of coronary bypass surgery?

One, some or all responses may be correct.

• An artery is taken from the arm or leg

• Another artery is used to bypass the blocked artery

• An artery is attached before the blockage in the coronary artery

• Blood flow to the heart muscle is restored