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B2: Quiz 12
B2: Quiz 12
1)
a) Where are the coronary arteries found?
b) A blockage in the coronary arteries can lead to a heart attack.
i) What causes the blockages in the coronary arteries?
ii) Explain why a blockage in the coronary arteries can lead to a heart attack.
c) The diagram below shows a cross section of a coronary artery for someone that does not have coronary heart disease.
a) Where are the coronary arteries found?
b) A blockage in the coronary arteries can lead to a heart attack.
i) What causes the blockages in the coronary arteries?
ii) Explain why a blockage in the coronary arteries can lead to a heart attack.
c) The diagram below shows a cross section of a coronary artery for someone that does not have coronary heart disease.
Use the above diagram to show what the coronary artery would look like for someone that has coronary heart disease.
2) Stents can be used to treat someone who is suffering from coronary heart disease.
a) What is a stent and explain how it lowers the risk of a heart attack.
b) Give 1 negative of using stents to treat someone with coronary heart disease.
3) Statins can be used to treat someone who is suffering from or could develop coronary heart disease.
a) What are statins and explain how they lower the risk of a heart attack.
b) Give 2 negatives of using statins to treat people who are suffering from or could develop coronary heart disease.
4) Patients that have heart failure can have heart transplants. The heart transplants can be natural (from a donor) or artificial.
a) Explain what a natural heart transplant is.
b) Give two disadvantages/ problems for natural heart transplants.
c) Out of a natural heart or an artificial heart, which one does blood flow through better?
d)
i) Give 2 positives of an artificial heart transplant.
ii) Give 1 negative of an artificial heart transplant.
5) The heart has 4 valves.
a) Why do we have valves in the heart?
b) There are two different ways that heart valves can be damaged. What are these two different ways and explain the issues with each of the ways.
c) We can replace faulty valves in the heart. What are the two different categories/ types of replacement valves?
d) Give 1 risk of having a valve replaced.
6)
a) What is artificial blood and when is it used?
b) An individual in a car crash has lot too many of their red blood cells meaning that we cannot use artificial blood. How would doctors treat this individual?
2) Stents can be used to treat someone who is suffering from coronary heart disease.
a) What is a stent and explain how it lowers the risk of a heart attack.
b) Give 1 negative of using stents to treat someone with coronary heart disease.
3) Statins can be used to treat someone who is suffering from or could develop coronary heart disease.
a) What are statins and explain how they lower the risk of a heart attack.
b) Give 2 negatives of using statins to treat people who are suffering from or could develop coronary heart disease.
4) Patients that have heart failure can have heart transplants. The heart transplants can be natural (from a donor) or artificial.
a) Explain what a natural heart transplant is.
b) Give two disadvantages/ problems for natural heart transplants.
c) Out of a natural heart or an artificial heart, which one does blood flow through better?
d)
i) Give 2 positives of an artificial heart transplant.
ii) Give 1 negative of an artificial heart transplant.
5) The heart has 4 valves.
a) Why do we have valves in the heart?
b) There are two different ways that heart valves can be damaged. What are these two different ways and explain the issues with each of the ways.
c) We can replace faulty valves in the heart. What are the two different categories/ types of replacement valves?
d) Give 1 risk of having a valve replaced.
6)
a) What is artificial blood and when is it used?
b) An individual in a car crash has lot too many of their red blood cells meaning that we cannot use artificial blood. How would doctors treat this individual?