Blood

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Across
  1. 1. blood pressure constantly too high
  2. 5. percentage of blood able to lose before dying
  3. 6. Separate components of blood
  4. 8. component of blood responsible for blood clotting
  5. 10. largest white blood cells
  6. 12. component of the red blood cells transporting O²
  7. 14. absence of clotting factors
  8. 17. source of red and white blood cells
  9. 18. example of an undesirable clotting
  10. 19. main component of plasma
  11. 20. leads to narrowing of vessels (found in cigarettes)
Down
  1. 2. function of red blood cells
  2. 3. replacing blood very quickly in case of an emergency
  3. 4. red blood cells
  4. 7. main function of white blood cells
  5. 9. white blood cells
  6. 11. reduced O² capacity of the blood
  7. 13. most common blood group
  8. 15. fancy word for blood clotting
  9. 16. main component of blood