Respiratory System

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Across
  1. 2. forming air passage to the lungs
  2. 4. branch system of bronchi air from windpipe
  3. 6. amount of air that can be expired from the lungs
  4. 7. obstruction from persons windpipe
  5. 8. spasms in the bronchi of the lungs
  6. 13. chemical process that generates most energy
  7. 16. exhalation of breath
  8. 17. rings of cartilage from the larynx to bronchi tubes
  9. 18. separating thorax from abdomen
  10. 19. not normal breathing due to failure of the lungs to function
  11. 20. lungs inflammation
Down
  1. 1. air passage of the lungs that diverge from windpipe
  2. 3. volume of gas per min
  3. 5. serous membrane lining thorax
  4. 9. nasal problems
  5. 10. maximal volume of air that can be inspired after normal inspiration
  6. 11. exchange of gases between lungs and bloodstream
  7. 12. tiny air sacs into the lungs
  8. 14. passive moment of molecules
  9. 15. pain when breathing