Across
- 4. replacement valve made of titanium and polymers
- 6. white blood cells, produce and secrete antibodies which attack antigens
- 10. responsible for carrying around oxygen
- 13. made of tissue from pigs or cattle or human doner
- 15. blood vessel with large lumen and 1 cell thick wall
- 16. role is to clot blood when a blood vessel is damaged
- 17. blood vessel with thick wall and small lumen
Down
- 1. blood going wrong way in heart
- 2. white blood cells, digest foreign particles in bloodstream
- 3. 0.04% of what you inhale
- 5. water based liquid in which the blood cells are suspended
- 7. 16% of what you exhale
- 8. takes blood to the lungs
- 9. artery that takes blood to the rest of the body
- 11. accumulation of fatty deposits in the wall of a coronary artery
- 12. 78% of what you inhale and exhale is this
- 14. blood vessel with thin outer wall and large lumen