B3 2.2 Keeping the blood flowing
- Created by: Danielle Trout
- Created on: 28-04-13 15:01
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- B3 2.2 Keeping the blood flowing
- Substances diffuse in and out of the blood in the capillaries.
- Damaged heart valves can be replaced.
- The main types of blood vessels are arteries, veins and capillaries
- Stents can be used to keep narrowed or blocked arteries open.
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