Across
- 4. muscles push food through the digestive system
- 7. space in chest
- 8. small part of kidney that filters blood
- 11. exit tube
- 13. uses o2 to break apart glucose
- 16. a type of digestion that breaks food into smaller pieces
- 17. liquid waste
Down
- 1. tiny air sacs in lungs
- 2. stores bile
- 3. tubes that connect the bladder and kidneys
- 5. organ that filters the blood
- 6. body system that breaks food down into nutrients
- 9. cleans toxins from the blood, Makes bile
- 10. what the body needs, but doesn't make
- 12. body system regulates liquid in the blood
- 14. Body system that brings in o2, removes co2
- 15. a type of digestion that changes food into new substances