Across
- 5. “Windpipe”
- 8. Healthy people breathe through both the mouth and their ____
- 9. carries air that is breathed in through to the functional tissues of the lungs
- 10. “Voice Box”
Down
- 1. moves to allow air into the lungs
- 2. one of many vital organs
- 3. The little hairs on the cilia are what filters out dust and other particles that enter the nose through the breathed air
- 4. Tubes There are as many as 30,000 tiny bronchioles in each lung
- 6. runs behind the trachea and heart but in front of the spine
- 7. it receives air from the nasal cavities, and air, food, and water from the oral cavity