Across
- 4. the point in space where the blood came from
- 6. small drops of blood that break of the main blood drop
- 8. blood specialist
- 9. proteins found on the surface of blood cells.
- 12. white blood cells
- 13. the pointed edges of a blood stain
Down
- 1. proteins made by immune cells up attack specific antigens
- 2. clotting cells
- 3. blood, blood under pressure that strikes a target surface
- 5. blood stain, a stain created by gravity
- 7. red blood cells
- 9. of impact, The angle at which blood strikes a target surface
- 10. determine whether blood is negative or positive
- 11. transfusion; giving blood from person to another intravenously
- 14. site, part of the body that received the blow or force that caused bleeding