Across
- 1. small part of the kidney that filters food
- 4. organ that filters blood
- 7. tubes that connect the bladder to kidneys
- 9. exit tube
- 11. space in chest
- 12. tiny air sacks in lungs
- 14. regulates liquid in blood
Down
- 2. the change of food into substances
- 3. organs that break down nutrients
- 5. uses o2 to break apart glucose
- 6. cleans toxins from the blood makes bile
- 8. bring in o2 removes co2
- 10. what is the body needs but doesn't makes
- 13. liquid waste