Respiratory System
Across
- 3. The back of your throat'
- 6. Band of muscle that draws air into your lungs.
- 7. Your windpipe.
Down
- 1. Areas that feel stuffy when you have a cold.
- 2. Your voice box.
- 4. Your air sacs that you use to breathe.
- 5. They look like tree branches inside your lungs.