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