cardiovascular system

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Across
  1. 1. Universal donor
  2. 4. Blood in arteries and arterioles is under...
  3. 8. Scientific name for heart attack
  4. 11. Blood cells that help blood clot
  5. 12. Muscle surrounding the heart
  6. 13. The blood in the heart has...
  7. 15. Takes blood towards the heart
  8. 16. Which side of the heart sends blood to the lungs to get rid of carbon dioxide?
  9. 18. What means a heart rhythm below 60bpm?
  10. 19. Scientific name of red blood cells
  11. 20. Another name of the heart system
Down
  1. 2. The "doors" of the heart
  2. 3. One function of the cardiovascular system
  3. 5. Another function of the cardiovascular system
  4. 6. The location of the exchange of oxygen and carbon dioxide
  5. 7. What is the first branch off the aorta?
  6. 9. What direction do arteries take blood from the heart?
  7. 10. side Which side of the heart receives oxygen and pumps it through your arteries?
  8. 14. Bundle of cells that initiate heartbeat
  9. 17. What means a heart rhythm above 100bpm?