Respiratory System Crossword
Across
- 3. muscle involved in respiration
- 6. the gas used by cells to produce ATP energy
- 9. houses the vocal cords
- 12. the type of pleura lining the lungs
- 13. flap that closes during swallowing
- 15. the number of lobes in the right lung
Down
- 1. the gas expelled as a waste product during respiration
- 2. space at the back of the nose and mouth
- 4. small air sacs where gas exchange occurs
- 5. the type of pleura lining the thoracic cavity
- 7. inflammation of the bronchi
- 8. the trachea divides into two _
- 10. airway that leads to the bronchi, "windpipe"
- 11. the number of lobes in the left lung
- 14. the main organs in respiration