Health & Disease (OCR GCSE Biology A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What happens to coronary arteries in CHD?
What happens to coronary arteries in CHD?
They become narrowed or blocked
Why is coronary heart disease non-communicable?
Why is coronary heart disease non-communicable?
It is not infectious
What are stents made of?
What are stents made of?
Metal mesh tubes
What is an advantage of using stents?
What is an advantage of using stents?
Quick recovery time from procedure
What dangerous complication can occur near a stent?
What dangerous complication can occur near a stent?
Blood clots may form
What do statins reduce?
What do statins reduce?
LDL cholesterol levels
How do statins affect HDL cholesterol?
How do statins affect HDL cholesterol?
They increase it
What is a disadvantage of statins?
What is a disadvantage of statins?
Effects are not immediate
Where do biological heart valves come from?
Where do biological heart valves come from?
Pigs or cattle
How long do biological heart valves last?
How long do biological heart valves last?
12-15 years
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 many red blood cells can be lost while artificial blood keeps patients alive?
How many red blood cells can be lost while artificial blood keeps patients alive?
Up to two-thirds