Across
- 2. digestion- food broken down into smaller pieces
- 3. what the body needs but doesn't make
- 5. stores bile
- 10. cavity- space in chest
- 13. exit tube
- 14. system- organs that break down food into nutrients
- 15. system-regulates liquid in blood
- 17. cleans toxins from blood, makes bile
Down
- 1. part of kidneys that filters blood
- 4. liquid waste
- 6. air sacs in lungs
- 7. muscles push food through the digestive system
- 8. digestion- the change of new foods into new substances
- 9. tubes that connect the bladder and kidneys
- 11. system-brings in 02 removes C02
- 12. respiration-uses 02 to break apart glucose
- 16. organ that filters blood