Across
- 4. The lungs and respiratory system bring oxygen into our bodies
- 6. Acute respiratory infection that affects the lungs
- 7. The process when lungs contract and air is forced out
- 9. Where oxygen and carbon dioxide exchange
- 10. Provides a sense of smell
Down
- 1. One of the most important vital signs in the body
- 2. An infection of the main airways of the lungs (bronchi)
- 3. The main respiratory muscle that contracts and relaxes to allow air into the lungs
- 5. Located just below the larynx
- 8. The exchange of gases between the body and the environment