It must be refrigerated. Some blood products can be frozen.
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Why is plasma given to patients in a transfusion?
To increase blood volume.
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What is perfluorocarbons (PFC)?
It is the name of an artificial blood.
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What is the advantage of storing artificial blood, such as perfluorocarbons (PFC)?
It does not need to be refrigerated.
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Apart from storage, what other advantage does artificial blood, such as perfluorocarbons have?
It does not contain cells so blood matching is not necessary.
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What are the disadvantages are there to artificial blood?
Artificial blood is expensive and does not carry as much oxygen as whole blood. Some types are insoluble in water and so do not mix well with blood. Some artificial bloods cause unpleasant side-effects.
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What may a patient who suffers heart failure require?
A new heart.
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Why are artificial hearts being developed?
There is a lack of heart donors so artificial hearts are being developed to keep the patients alive.
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What are the advantages of artificial hearts?
They do not need to match the person's tissue and there is no need for immunosuppressant drugs.
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What are the disadvantages of artificial hearts?
There are problems with blood clotting, it involves long stays in hospital and it is expensive.
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