Human Body Systems

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Across
  1. 3. Organ that lets you breathe
  2. 4. An organ that filters blood
  3. 6. Bottom part of the heart
  4. 8. Absorbs nutrients
  5. 10. A tube that leads to the stomach
  6. 11. Helps your lungs expand and contract
  7. 13. A bunch of the same tissue combined
  8. 14. Organs combined to preform a function
Down
  1. 1. Upper part of the heart
  2. 2. Absorbs water
  3. 5. Exchange oxygen for carbon dioxide
  4. 7. A bunch of cells combined
  5. 8. helps chemically digest your food
  6. 9. Windpipe
  7. 12. Helps mechanically digest your food