Hole in the heart, Valve damage and Coronary heart disease
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What is a 'hole in the heart'?
It is a gap in the wall separating either the 2 atria or the 2 ventricles
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What does this cause?
It means that the blood can pass directly from one side of the heart to the other so the oxygenated and deoxygenated blood can mix
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What does this mean?
This means that less blood is pumped around the body
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What is valve damage caused by?
A heart attack, infection or old age
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What does valve damage cause?
It can cause the valves to not open - which causes and increase in blood pressure, or the blood to flow in both directions. This means that blood doesn't flow as effectively as normal
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How do you treat valve damage?
By replacing it with an artificial one
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What is coronary heart disease?
The coronary artery getting blocked by fatty deposits which reduces blood flow to the heart?
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What can this lead to?
A heart attack
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How is it treated?
By a coronary bypass operation, where the blood vessel is replaced by part of a blood vessel from another part of the bodyq
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What are the advantages of artificial replacements>?
They are not rejected at as foreign by the body. An replacing valves is a minor operation
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What is the disadvantage?
They do not last long so have to be replaced
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Other cards in this set
Card 2
Front
What is a 'hole in the heart'?
Back
It is a gap in the wall separating either the 2 atria or the 2 ventricles
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