Respiratory System

4. the tiniest tubes located in the bronchi are called___.
6. the air heads down your windpipe. On the way down the windpipe, tiny hairs called____ to keep mucus from the lungs.
8. Beneath the lungs is the _____.
9. This protects your lungs.
10. Your ____ allow you to inhale and exhale.

1. Here are two large tubes. These tubes are called the main stem
2. Luckily, your lungs are covered by two really slick special layers called _____.
3. the wind pipe or also know as ____.
5. Above the windpipe is the ____.
7. This can damage the lungs.