Circulatory System Crossword

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Across
  1. 4. With _____, what blood is classified as
  2. 5. A common analogy for the heart
  3. 6. A disease that occurs when blood doesn't go to the brain
  4. 7. Speaking of which, a blood vessel
  5. 11. Like ______, a system partner of the circulatory system
  6. 13. Something you should get checked to keep a healthy system
  7. 14. Something you shouldn't do if you want to keep your system healthy
  8. 15. Found in the lower portion of the heart
  9. 16. Along with _____ and ____, one of three materials the circulatory system transports
  10. 18. A major artery in the system
Down
  1. 1. Relating to the lungs
  2. 2. A disease caused by high cholesterol
  3. 3. Connecting veins and arteries is one of its functions
  4. 5. , takes oxygen-deprived blood back to the heart
  5. 8. With _____, what blood is classified as
  6. 9. A variety of materials the circulatory system removes
  7. 10. A material the pulmonary system removes
  8. 12. Along with _____ and ____, one of three materials the circulatory system transports
  9. 17. Along with _____ and _____, one of three materials the circulatory system transports
  10. 18. Found in the upper portion of the heart