Across
- 4. Fights infection
- 7. Help clot the blood
- 10. Stops backflow of blood
- 14. Smallest blood vessel, where gaseous exchange occurs
- 16. Carry Haemoglobin, transporting oxygen to our muscles
- 17. One way our body cools us down
- 18. Blood vessels get smaller
Down
- 1. Gaseous exchange
- 2. amount of blood pumped out of the heart per minute
- 3. Upper two of our four chambers
- 5. Transports blood cells, nutrients and waste around the body
- 6. Lower two of our four chamber
- 8. Largest Artery
- 9. The amount of blood squeezed out of the heart each beat
- 11. Artery/Vein leading to and from the lungs
- 12. Transports blood back to the heart
- 13. Transports blood away from the heart
- 15. The process of sending blood elsewhere when we begin exercising