Respiratory System
Across
- 4. Smallest section of the bronchi.
- 6. Hollow spaces in the bones of head.
- 9. Contains vocal cords
- 10. Lymph nodes in the wall of pharynx.
- 11. Separates chest cavity from abdominal cavity.
Down
- 1. Passage from pharynx to the lungs.
- 2. The bronchial tubes are lined with.
- 3. Airways lacking any cartilaginous support.
- 5. From mouth and throat to stomach.
- 7. Tissue flap at the entrance to the trachea
- 8. Air sacs that are the destination of air that we breath