Circulatory system

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Across
  1. 3. when blood leaves the pulmonary artery and exits the heart it goes where?
  2. 4. range from which the lungs and heart receive benefits from exercise
  3. 6. where oxygen and carbon dioxide are exchanged
  4. 8. are found in this blood vessel
  5. 9. iron compound found on red blood cells
  6. 13. takes how many minutes for blood to travel from your heart to toe and back again
  7. 14. carries nutrients, water, oxygen and waste products to and from your body
  8. 15. blood is a living ?
  9. 16. blood leaves the left atrium and enter where next?
  10. 18. this blood cell helps with oxygen and carbon dioxide exchange
  11. 19. largest artery
  12. 21. carries blood away from the heart
  13. 22. blood cell responsible for protecting the body from disease and infection
Down
  1. 1. this makes up more than 50% of the blood
  2. 2. refers to the circulation of blood through the heart
  3. 5. second place in which blood enters the heart and is deoxygenated
  4. 7. "bleeders disease"
  5. 10. rate at which the heart beats in a minute
  6. 11. blood circulation to the rest of the body
  7. 12. blood vessels are made in ?
  8. 17. repair damaged blood vessels
  9. 20. muscular organ that pumps blood to the rest of the body
  10. 21. condition in which a person lacks hemoglobin