Across
- 3. This is the end of the respiratory system.
- 4. The gas exchange happens there.
- 5. The entrance of the nose.
- 8. Is automatic and involuntary.
- 9. Is eliminated from the body by exhalation.
- 10. Is transported in the blood to the cells.
Down
- 1. Tubes that get smaller and narrower.
- 2. Organs that move air outside to the inside.
- 6. Here, the vocal cords are located
- 7. Is and essential process for the body.