Biology - Heart

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Why do we need to control the amount of glucose in our blood?
So our red blood cells don't shrivel or swell.
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What is glycogen?
Glycogen is produced from excess glucose and stored in cells.
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What is urine?
A solution made up of excess water, urea, and excess ions.
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What is the link between urea, the liver and the kidneys?
Urea is produced from excess amino acids that are broken down and converted into urea by the liver. Urea passes into the blood and is filtered out by the kidneys.
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What can cause circulation to go wrong?
When you have an atheoma which is the build up of fatty deposits, mainly LDL cholestral which forms within the walls of an atery, which means you have narrow blood vessels, so circulation is poor.
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What are stents and what are they used to treat?
Stents are wire mesh tubes, that are put into ateries, a balloon inflates it and widens the artery, pushing the fat up towards the edge of the walls.
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What is the function of platelets?
They help to clot the blood at a wound and prevent the excessive loss of blood.
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What is the function of plasma?
It's a straw coloured liquid that carries just about everything in blood. It carries red and white blood cells and platelets, nutrients like glucose and amino acids also.
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Other cards in this set

Card 2

Front

What is glycogen?

Back

Glycogen is produced from excess glucose and stored in cells.

Card 3

Front

What is urine?

Back

Preview of the front of card 3

Card 4

Front

What is the link between urea, the liver and the kidneys?

Back

Preview of the front of card 4

Card 5

Front

What can cause circulation to go wrong?

Back

Preview of the front of card 5
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