Circulatory System

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Across
  1. 1. Blood cells that clot blood
  2. 3. Red pigment in RBCs
  3. 4. Function of WBCs
  4. 7. Organ that pumps blood around the body
  5. 9. Pulse/heart rate is low when you...
  6. 10. Oxygen is distributed to...
  7. 11. Oxygen moves from cells/blood by...
  8. 15. Blood vessel with valves
  9. 16. Lower chambers of the heart are called...
  10. 18. Most numerous blood cells
  11. 19. Gas distributed by RBCs
  12. 21. Blood vessel only one cell thick
  13. 22. Blood vessel carrying deoxygenated blood into the heart from the body
  14. 23. Deoxygenated blood has come from the...
  15. 24. Blood vessel with a narrow lumen/thick muscular wall
  16. 25. Term referring to the lungs
  17. 27. Reading taken at the wrist/neck
  18. 28. Liquid component of blood
Down
  1. 2. A function of the circulatory system
  2. 4. Disease-causing organism
  3. 5. Vavles are necessary in vessels in which blood is under low...
  4. 6. Valves prevent...
  5. 8. Valve in the right of the heart
  6. 12. The only vein that carries oxygenated blood
  7. 13. Shape of a RBC
  8. 14. Deficiency disease of Iron
  9. 17. What would trigger the number of WBCs to increase?
  10. 20. Middle wall of the heart
  11. 26. Oxygen is colllected at the...