Across
- 1. Tiny sacs of lung tissue
- 3. Tiny hair like extensions in the nose
- 4. The main organ of the respiratory System
- 6. Oxygen and glucose combines and creates chemical reactions
- 8. The passages that direct air to the lungs
Down
- 2. Connective tissue that produce your voice
- 4. The voice box
- 5. A large, dome shaped muscle
- 7. The windpipe