Across
- 4. Muscles that push food through the digestive system
- 7. The space in chest
- 8. Small part of kidney that filters blood
- 11. Exit tube
- 13. uses O2 to break apart glucose
- 16. Digestion that breaks food into smaller pieces
- 17. Liquid waste
Down
- 1. Tiny air sacs in lungs
- 2. Stores the bile
- 3. Tubes that connect the bladder and kidneys
- 5. Organ that filters blood
- 6. System of organs that break down food
- 9. Clean toxins from blood, makes bile
- 10. What the body needs but doesn't make
- 12. System that regulates liquid in blood
- 14. brings in O2, removes CO2
- 15. DIgestion that changes food into a new substance