Across
- 6. small parts of kidneys that filter blood
- 9. the change of food into new substance
- 11. tubes that connect the bladder and kidneys
- 13. space in chest
- 14. system regulates liquid in the blood
- 16. muscles push food through the digestive system
Down
- 1. exit tube
- 2. organs that break down food down into nutrients
- 3. uses oxygen to break apart glucose
- 4. liquid waste
- 5. what the body needs, but does not want
- 7. organs filter blood
- 8. cleans toxins from the blood, makes bile
- 10. stores the bile
- 12. system brings in oxygen removes carbon dioxide
- 15. tiny air sacs in lunds