Soren6

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Across
  1. 3. exit tube
  2. 4. the change of food into new substances
  3. 6. brings in O2 removes CO2
  4. 8. organ that filters blood
  5. 10. cleans toxins from the blood, makes bile
  6. 11. muscles push food through the digestive sys
  7. 15. uses O2 to break apart glucose
  8. 16. food broken into smaller pieces
  9. 17. tubes that connect the bladder and the kidneys
Down
  1. 1. space in chest
  2. 2. what the body needs but doesn't make
  3. 5. organs break down food into nutrients
  4. 7. liquid waste
  5. 9. tiny air sacs in lungs
  6. 12. regulates liquid in the blood
  7. 13. small part of kidney that filters blood
  8. 14. stores bile