Circulatory System

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Across
  1. 6. An average adults body has 4-5 ______of blood
  2. 8. max H/R will do this with age
  3. 10. Systolic refers to the pressure ________the heat beat(s
  4. 11. 220-age
  5. 13. Factor effecting blood pressure artery _________
  6. 16. The aorta is the largest of these
  7. 19. Gives blood it's red colour
Down
  1. 1. Usually carry deoxygenated blood
  2. 2. Blood enters the heart through these chambers first
  3. 3. Arterial blood usually contains this
  4. 4. ___________are responsible for clotting
  5. 5. Largest of all veins
  6. 7. Function of the circulatory system
  7. 9. A very small blood vessel
  8. 12. The pump of the circulatory system
  9. 14. Separates the left side of the heart from the right
  10. 15. The word pulmonary usually refers to the ________
  11. 17. Place where a pulse can be taken
  12. 18. Responsible for transporting oxygen & nutrients