Answer:
11. A. Respiratory System
12. C. Nasal Cavity
13. C. Nasal Cavity
14. B. Nose
15. C. Nasal Cavity..?
16. F. Diaphragm
17. B. Windpipe
18. D. Bronchioles
19. D. Bronchioles
20. C. Bronchi
21. B. Windpipe
22. C. Bronchi
23. A. Voice Box
24. E. Lungs
25. A. Voice Box
That's my answer :D