| __ | 1. | AB+ | | A. | Transports nutrients, hormones, proteins, antibodies & waste |
| __ | 2. | B- | | B. | Transports oxygen and carbon dioxide. |
| __ | 3. | Blood donor | | C. | Helps in the blood-clotting process |
| __ | 4. | Blood recipient | | D. | Defends against disease |
| __ | 5. | Blood transfusion | | E. | Has B antigen, A antibody and no Rh factor |
| __ | 6. | O- | | F. | Universal receiver |
| __ | 7. | Plasma | | G. | Injection of blood into a person |
| __ | 8. | Platelet | | H. | Universal donor |
| __ | 9. | Red blood cell | | I. | A person who gives blood for a transfusion |
| __ | 10. | White blood cell | | J. | A person who receives blood from a transfusion |
| __ | 11. | Artery | | A. | Protein in red blood cells that helps to transport oxygen |
| __ | 12. | Capillary | | B. | Shorter circ. route where blood is pumped to the lungs |
| __ | 13. | Capillary Bed | | C. | Right side of circulatory system |
| __ | 14. | Hemoglobin | | D. | Muscular blood vessel, carries blood from heart to body |
| __ | 15. | Pulmonary circulation | | E. | Structure in heart and veins to prevent back flow |
| __ | 16. | Rich in CO2 | | F. | Thinner-walled blood vessel bringing blood back to heart |
| __ | 17. | Rich in oxygen | | G. | Smallest blood vessel for exchanges between blood and organs |
| __ | 18. | Systemic circulation | | H. | Group of capillaries on organs, to transfer nutrients, O2.. |
| __ | 19. | Valve | | I. | Left side of circulatory system |
| __ | 20. | Vein | | J. | Longer circ. route where blood is pumped to the whole body |