Circulatory System

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Across
  1. 4. cava major vein returning blood to the heart
  2. 5. Movement of blood from the heart to all parts of the body
  3. 7. major organ of the circulatory system
  4. 10. clumping of blood between blood types
  5. 12. supplies blood to small intestine and liver
  6. 13. Connects arteries to veins
  7. 15. Transports O2 to all parts of the body
  8. 18. the movement of blood throughout the body
  9. 20. Returns deoxygenated blood to the heart
Down
  1. 1. Liquid component of blood
  2. 2. major artery leaving the heart
  3. 3. Returns fluid in the tissues back to the bloodstream
  4. 6. released to catch RBC to form clot or scab
  5. 8. Reach the site of infection and destroy microorganisms
  6. 9. prevents blood from flowing backwards in the heart
  7. 11. lower chambers of the heart
  8. 14. blood travels between the heart and lungs
  9. 16. upper number, when ventricles relax
  10. 17. Carries blood away from the heart
  11. 19. supplies blood to the kidneys