Health & Disease (OCR GCSE Biology A, Combined (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
ShowHide
Practise the questions
12 questions from this quiz
Why is coronary heart disease classified as non-communicable?
Why is coronary heart disease classified as non-communicable?
It is not infectious
What causes the narrowing of coronary arteries in CHD?
What causes the narrowing of coronary arteries in CHD?
Build-up of fatty material
What are stents made from?
What are stents made from?
Metal mesh
What is an advantage of using stents?
What is an advantage of using stents?
Quick recovery time
What type of cholesterol do statins reduce?
What type of cholesterol do statins reduce?
LDL cholesterol
What beneficial effect do statins have on HDL?
What beneficial effect do statins have on HDL?
Increase HDL levels
Where do biological replacement heart valves come from?
Where do biological replacement heart valves come from?
Pigs or cattle
How long do biological replacement valves typically last?
How long do biological replacement valves typically last?
12-15 years
What is required after mechanical valve replacement?
What is required after mechanical valve replacement?
Lifelong medication
What is the primary use of an artificial heart?
What is the primary use of an artificial heart?
Temporary solution awaiting donor
Why are artificial hearts less likely to be rejected?
Why are artificial hearts less likely to be rejected?
Metal & plastic not recognised as foreign
How much red blood cell loss can artificial blood help with?
How much red blood cell loss can artificial blood help with?
Up to two-thirds