Across
- 4. smallest artery that still has three tunics
- 5. process by which the body stops blood loss
- 6. granulocyte that fights infection by phagocytosis
- 8. cell that is anti-inflammatory
- 9. proteins in blood plasma called factors help initiate this step in the blood clotting process
- 10. cell fragments in blood that help prevent blood loss
- 12. person with type O- blood is considered a universal ____________ regarding blood products
- 13. tiny, thin-walled vessels that allow gas and nutrient exchange between blood and cells
- 15. red blood cells which carry oxygen
- 17. blood vessels that carry blood back to the heart
- 18. person with type AB+ blood is considered a universal ____________ regarding blood products
- 20. small vein with endothelium, basement membrane and a few smooth muscles (but not three tunics)
- 21. fluid portion of blood which is mostly water
- 23. agranulocyte that fights infections by phagocytosis
- 24. movement of a white blood cell through the blood vessel into the tissue spaces
Down
- 1. Resistance to flow and alteration of shape due to cohesion
- 2. process by which the formed elements of blood are made
- 3. phase in the cardiac cycle in which the ventricles relax
- 7. cell that produces antibodies
- 9. attraction of white blood cells to chemical stimuli
- 11. cell that releases histamine and heparin
- 14. protein or carbohydrate that triggers the production of an antibody
- 16. blood vessels that carry blood away from the heart
- 19. white blood cells
- 22. phase in the cardiac cycle in which the ventricles contract
