Across
- 2. The colour of blood that flows from the lungs to the heart.
- 4. from which cells get their food
- 5. carry blood away from the heart
- 7. carry blood to heart.
- 9. an oxygen carrying protein.
- 10. cells that transport oxygen
- 11. makes blood red.
Down
- 1. connect arteries and veins
- 3. liquid part of the blood
- 6. cells that fight diseases and germs.
- 8. help blood to clot
- 9. pumps blood through out the body