Across
- 2. Delivers oxygen
- 3. Main artery in the human body
- 7. Artery with low oxygen blood
- 9. The process of movement of molecules under a concentration gradient
- 10. Helps the heart pump blood efficiently by preventing it from flowing back into the heart chambers
- 11. Has no oxygen
- 13. Helps stop bleeding and forms clots
- 15. Large vein that returns deoxygenated blood from the body to the heart
Down
- 1. A channel that carries blood throughout the body
- 4. Receives oxygen-poor blood from the body and pumps it to the right ventricle
- 5. Vessel that goes away from the heart
- 6. Fights sickness
- 8. Delicate blood vessel that deliver nutrients and oxygen to cells throughout your body
- 12. Carries platelets
- 14. Vessel that goes towards the heart