Lungs and Respiratory System
Across
- 2. The large air passages that lead from the trachea (windpipe) to the lungs.
- 4. The part of the throat that is behind the mouth and nasal cavity and above the esophagus and the larynx epiglottis
- 5. The windpipe
- 7. The singular form of alveoli
- 9. The dome-shaped sheet of muscle and tendon that serves as the main muscle of respiration
- 13. The first section of the mouth
- 14. There are three of this on the right lung and two on the left lung.
- 15. The tiny branch of air tubes within the lungs that is a continuation of the bronchus. They connect to the alveoli (air sacs).
- 16. Physical matter or material
- 17. Are found in the lungs, respiratory tract, have a rhythmic motion to keep the airways clear
- 18. The voice box
Down
- 1. Breathe in
- 3. Smallest blood vessel
- 6. Tiny sacs at the ends of the respiratory tree that allow oxygen and carbon dioxide to move between the lungs and bloodstream.
- 8. Breathe out
- 10. A thin, flexible layer of tissue that covers or separates, cells or parts of an organism.
- 11. The singular form of bronchi
- 12. A large air filled space above and behind the nose in the middle of the face
- 18. The primary organs of the respiratory system