circulatory system

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Across
  1. 1. a simple carbohydrate
  2. 5. vessels that transport oxygenated blood from arteries to capillaries
  3. 6. minute tubes carrying blood to body cells
  4. 9. lower right section of the heart
  5. 11. a gas you breathe out
  6. 12. through the heart in a spacific pathway
  7. 14. the red pigment in the red blood cells
  8. 15. the stuff that makes blood red
  9. 17. hollow tubes with thick walls carrying blood
  10. 19. helps you breathe
  11. 21. upper left section of the heart
  12. 22. blood vessels that carry blood back to the heart
Down
  1. 2. lower left section of the heart
  2. 3. a large arterie through which oxygenated blood is pumped
  3. 4. muscular organ that pumps blood through the circlatory system
  4. 7. moves blood to and around parts of the body
  5. 8. a form of energy released during celluar respriation
  6. 10. upper section of the heart
  7. 13. the vessle through which oxygenated blood
  8. 16. the red stuff inside you
  9. 18. a gas in the air that you need to breathe
  10. 20. helps you think