Across
- 2. Process of inspiration and expiration
- 5. Consists of lungs and air passages
- 8. collapsed lung
- 10. voice box
- 13. The entire process of gas exchange
- 16. puncture in the thoracic wall
- 17. deficiency in o2
- 18. fast breathing
- 22. Oxygen combined with the iron
- 23. Two main branches of the trachea
- 25. Wall of cartilage
- 26. The expulsion of air from the lungs
- 27. holes in nose
- 29. Adam's apple
- 30. throat
Down
- 1. air exchange
- 3. Organ in the respiratory system
- 4. A mixture of lipids and proteins
- 6. o2 utilization and carbon prod. at cell
- 7. Hairlike Projections
- 9. Allow o2 and Co2 to exchange
- 11. iron containing red blood cells
- 12. windpipe
- 14. Supported by bone& cartilage, 2 nostrils
- 15. blood stream 02 exchange
- 19. Process of breathing in air
- 20. during swallowing covers the larynx
- 21. Two layers of serous membrane
- 23. Small branches of the bronchi
- 24. A hollow space behind the nose
- 28. A test that measures air volumes