Biology - B3.2.1 The Blood System
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?- Created by: Millie
- Created on: 10-04-13 18:45
Other questions in this quiz
2. What do valves do?
- Prevent back-flow of blood
- Keep open blood vessels
- Push blood through blood vessels
3. What are platelets?
- Empty cells
- Small fragments of cell
- Ribosomes
4. What is used to keep open an artery if it begins to narrow and restrict blood flow?
- Stent
- Cage
- Vent
5. How is carbon dioxide transported from organs to the lungs?
- In blood plasma
- In white blood cells
- In the bronchioles
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