Across
- 4. Respiratory System Exchanges Gases
- 6. the mouth of the windpipe
- 8. Capacity the greatest amount of air that one can breathe out in one exhale
- 9. paired organs in the chest that remove carbon dioxide from
- 10. Cavity protects and holds the lungs, heart, trachea, esophagus, endocrine glands, thoracic aorta and the pulmonary artery
- 12. the two bones located in the nose are the inferior and superior nasal
- 15. curving flat bones that protect the organs in the chest.
- 17. in breathing.
- 21. thread-like blood vessels where oxygen is exchanged for
- 22. a large domed sheet of muscle underneath the lungs that is involved in breathing.
- 24. two large airways leading into the lungs.
- 25. Action an action that the body does without conscious
- 26. the sense of smell
- 28. tiny hairs that are aligned with bronchial tubes
- 29. dioxide.
- 30. a passageway for air and food
- 32. to breathe out.
Down
- 1. the front section of the neck.
- 2. the intake and the outlet for air for the respiratory system.
- 3. a gas found in the air that is necessary for life.
- 5. air sacs in the lungs where the exchange of gasses takes
- 7. Respiration the exchange of gasses within the cells of the body organs, cells, and tissues
- 11. the process of taking in oxygen and getting rid of carbon
- 13. Box the part of the respiratory system that contains
- 14. System the body system that contains the organs
- 16. Respiratory System filters, warms and moistens air
- 18. Septum the wall of cartilage that divides the nose into two equal sections
- 19. covers voice box during swallowing
- 20. Tubes are increasingly smaller airways branching off into the lungs.
- 23. an air passage in the respiratory system.
- 27. to draw into the lungs.
- 31. vocal cords.