Body Systems

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Across
  1. 3. Name for blood vessels that carry blood to the heart
  2. 5. Excretes sweat as part of the excretory system
  3. 6. Name for blood vessels that carry blood away from the heart
  4. 7. The top chamber in the heart
  5. 9. Name for the vena cava that comes from the bottom half of the body
  6. 10. Carries blood from the lungs back to the heart
  7. 14. Tiny air sac in the lungs
  8. 15. Part of the digestive system
  9. 16. Bring in oxygen and exchange carbon dioxide. Part of the respiratory and excretory systems
  10. 18. Holds urine before it is excreted
Down
  1. 1. Name for the vena cava that comes from the top half of the body
  2. 2. Longest part of the digestive system
  3. 3. The bottom camber in the heart
  4. 4. Smallest blood vessel. Only one cell thick
  5. 8. Name for the wind pipe after it branches off towards the left and right lung
  6. 11. Name of the major vein that returns blood to the heart
  7. 12. Major artery that carries blood away from the heart
  8. 13. Filter blood and create urine. Part of the excretory system
  9. 17. Part of the circulatory system. Pumps blood