Across
- 4. diagonal line dividing left lung lobes
- 8. lung on the right side of chest
- 10. upper lobe of the right lung
- 12. passage in lungs connecting bronchioles to alveoli
- 13. tiny air sacs deep in the lungs
- 15. outer lining of the chest cavity
- 18. vessel from left lung to heart
- 19. Small airways in the lungs leading to alveoli
- 20. lung on left side of chest
Down
- 1. middle section of the right lung
- 2. diagonal line in right lung dividing lobes
- 3. sac around the heart
- 5. vessel leaving heart to lungs
- 6. bottom of the lung resting on diaphragm
- 7. breastbone in center of chest
- 9. line separating top and middle right lung lobes
- 11. tube behind trachea to stomach
- 14. muscle below lungs separating chest and abdomen
- 16. gland behind the sternum in the upper chest
- 17. top of the lung above the clavicle