Osmosis in cells

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  • Created by: Emma
  • Created on: 07-05-13 16:22
What is tissue fluid?
It is water that contains oxygen and glucose dissolved in it, and it surrounds cells in the body
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Where is tissue fluid from?
It is squeezed from the blood capillaries and supplies the cells with everything they need
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What is the concentration of the tissue fluid like?
It usually has a different concentration to the fluid inside the cell, water will either move into the cell from the tissue fluid or out of the cell by osmosis.
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What happens if a cell is short of water?
The solution inside will become more concentrated, making the solution outside more dilute and water will move into the cell by osmosis
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What happens if the cell contains lots of water?
The solution inside will be more dilute and water will be drawn out into the outside fluid by osmosis
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What experiment can show osmosis?
You can cut potatoes into equal lengths and measure the size. Place a few cylinders of potato into different sugar solutions and leave to rest. Then measure the lengths at the end.
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If the size of potato has increase what happened in the experiment?
Water has been drawn in by osmosis
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Other cards in this set

Card 2

Front

Where is tissue fluid from?

Back

It is squeezed from the blood capillaries and supplies the cells with everything they need

Card 3

Front

What is the concentration of the tissue fluid like?

Back

Preview of the front of card 3

Card 4

Front

What happens if a cell is short of water?

Back

Preview of the front of card 4

Card 5

Front

What happens if the cell contains lots of water?

Back

Preview of the front of card 5
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