The Respiratory System
Across
- 2. Inflates and deflates the lungs
- 4. A waste product & exchanged with oxygen
- 7. Connect the bronchus to the alveoli
- 8. Sends air to the lungs
- 10. What you smell with
- 11. Blood vessels in the walls of the alveoli
Down
- 1. The spontaneous movement of gases
- 3. Collects the air
- 5. What you need to breathe
- 6. Exchange oxygen and carbon dioxide in blood
- 7. Splits the air into each lung
- 9. Long curved bones