Across
- 3. The two main tubes into the lungs
- 5. Anything to do with the lungs
- 6. Helps break down fats
- 8. Carries blood away from the heart
- 9. To breathe out
- 11. The "good bugs" in the gut
- 14. Starts the process in the mouth
- 17. Tiny air sacs
- 18. Good stuff we get from food
- 19. How fast you burn energy
- 24. The flow of blood
- 26. Where absorption happens
- 28. The sound of valves closing
Down
- 1. The top chambers of the heart
- 2. The bottom chambers of the heart
- 4. Tiny blood vessels in the lungs
- 5. The beat you feel in your wrist
- 7. The windpipe
- 9. Chemicals that break down food
- 10. The tube to the stomach
- 12. Help the blood to clot
- 13. The muscle that moves the lungs
- 15. Sugar used for energy
- 16. The liquid part of blood
- 20. The gas we need to live
- 21. To breathe in
- 22. Carries blood back to the heart
- 23. The whole breakdown process
- 25. The path air takes
- 27. Specifically Carbon Dioxide, the waste gas