Across
- 3. the "voicebox"
- 5. this is where you food goes
- 7. sends singals to the brain
- 10. pumps blood
- 13. carries blood to the heart
- 15. this system helps you move around
- 16. your heart is the boss of this system
- 17. this system has something to do with bones
- 19. after the trachea, o2 goes through these so it can enter the lungs
- 20. This system helps digest your food
- 21. you are made out of it
Down
- 1. a passage way
- 2. o2 goes through it and enters the lungs
- 4. it flow through you arteries
- 5. food goes through this intestine first
- 6. you inhale o2 and exhale co2 in this system
- 8. controls all the body systems
- 9. it is the boss of your body
- 11. the last organ in the digestive system]
- 12. you need a cast when you break one
- 14. it helps you breathe
- 18. carries blood away from the heart