Across
- 5. breathing out
- 6. also known as the throat
- 9. covers the airway when swallowing
- 10. sense of smell
- 13. where gas exchange occurs- oxygen taken in- carbon dioxide is removed
- 14. help the diaphragm with expanding and compressing the lungs when breathing in and out
- 15. breathing in
Down
- 1. also known as the windpipe
- 2. stops bacteria entering the airways
- 3. the body's way of regulating
- 4. located at the top of the trachea
- 7. separates the lungs from the digestive system
- 8. double layered thin sheet of tissue that connects the lung to the ribs,intercostal muscles &the diaphragm
- 11. connect the bronchus to the alveoli
- 12. tubes that connect the trachea with the lungs