B3 2.4: Artificial or real?

All information was taken directly from the AQA revision guide with only the key points from B3 2.4.

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  • Created by: JSpencer
  • Created on: 04-03-16 08:28
What can blood be seperated into?
Into cells and plasma.
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What do we do with donated blood to preserve it?
Keep it refrigerated and some can be frozen.
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How is plasma given to patients? Why?
In transfusion to increase blood volume.
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What artifical blood doesnt need to be refrigerated?
Perfluorocarbons.
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What is good about Perfluorocarbons?
It does not contain cells so can go to anyone not just a blood match.
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What is wrong with artificial blood?
It is expensive, it does not carry as much oxygen and some are insoluble in water so doesnt mix well with blood.
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What does some artifical blood cause?
Unpleasant side effects.
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Why would someone need a new hear?
If they suffered a heart failure.
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Why are artifical hearts being developed?
As there are a lack of donors so these can be used to keep a person alive.
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What are the advantages of artifical hearts?
They don't need to match the person tissue and no need for immunosuppressant drugs.
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What are the disadvantages of artifical hearts?
Problems with blood clotting, long stays in hospital is required and it is expensive.
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Other cards in this set

Card 2

Front

What do we do with donated blood to preserve it?

Back

Keep it refrigerated and some can be frozen.

Card 3

Front

How is plasma given to patients? Why?

Back

Preview of the front of card 3

Card 4

Front

What artifical blood doesnt need to be refrigerated?

Back

Preview of the front of card 4

Card 5

Front

What is good about Perfluorocarbons?

Back

Preview of the front of card 5
View more cards

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