Explain how the structures of blood vessels (capillaries, arteries and veins) relate to their functions. (Activity 1.6)
- Created by: yepitsamanda
- Created on: 29-03-16 17:49
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- Arteries carry blood away from the heart. This blood is under high pressure so the walls must be thick, with lots of muscle and elastic fibre, and the lumen must be narrow.
- Veins carry blood under low…
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