Across
- 2. liquid waste
- 4. exit tube
- 7. cleans toxins from the blood and makes bile
- 8. bladder stores the bile
- 9. tiny air sacs in lungs
- 13. space in chest
- 14. small part of kidney that filters blood
- 15. muscles push food through the digestive system
- 16. regulates liquid in the blood
Down
- 1. the change of food into new substances
- 3. uses 02 to break apart glucose
- 5. organs that filters blood
- 6. system brings in 02,removes CO2
- 10. that the body needs,but doesn't make
- 11. organs that break food down into nutrients
- 12. tubes that connect the bladder and kidneys