Across
- 3. It is found at the end of the trachea and splits the air into each lung
- 5. reactive gas
- 7. These are the small air tubes that connect the brochures to the alveoli
- 8. These are the air sacs that exchange oxygen and carbon dioxide in the blood
Down
- 1. It is the pipe that sends air to the lungs
- 2. It is the organ that collects the air
- 4. where you breath
- 6. This is the muscle that is responsible for inflating and deflating the lungs