Across
- 6. What process send carbon dyoxide out?
- 7. The top and sides of the thorax are formed by the ribs and attached muscles, and the bottom is formed by a large muscle called the
- 10. The main respiratory structure
- 12. Tiny blood vesils
- 15. Food pathway near the epiglottis
- 17. Bronchioles end in tiny air sacs called
- 18. The trachea divides into left and right air tubes called
- 19. The airtight box that houses the bronchial tree, lungs, heart, and other structures.
- 20. We can eat and breath by it
Down
- 1. Smaller bronchi tubes
- 2. With it blood flows back to the heart
- 3. Tiny hairs in the nose
- 4. A thin lining covering the lungs
- 5. Continuation of the airway below the laryns trachea
- 8. Exchange of oxygen and carbon dioxide
- 9. Small flap of tissue that covers the air-only passage when we swallow
- 11. Where the air is warmed and humidified?
- 13. What process brings oxygen into our bodies?
- 14. How the voice box is called?
- 16. Network of alveoli