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