Across
- 3. Pulmonary vesicles
- 4. The main respiratory organ of humans
- 6. Сonnective tissue sheath covering the lungs
- 7. Two tubes, each leading to a "its" lung
- 8. An organ containing the vocal cords
Down
- 1. Formations located behind the soft palate and at the entrance to the esophagus and pharynx
- 2. Upper pharynx
- 5. Wide tube consisting of cartilaginous half-rings