Across
- 8. Situated between each rib
- 9. The amount of air that is breathed in and out at any point
- 11. Trachia divides into left and right airway
- 12. The max amount of air that can be moved in and out of the lunch
- 13. Lungs contain separate sections
- 14. The element we breath
- 15. Volume of air left after forced expiration
Down
- 1. Breathing in
- 2. Brings deoxygenated blood to the lungs from the heart
- 3. Clusters of sacs where gases are exchanged
- 4. Breathing out
- 5. A thin layer of tissue that covers the lungs and lines the interior wall of the chest cavity
- 6. Smallest respiratory branch
- 7. Waste product of respiratory
- 10. Muscles involved with breathing