BIOLOGY CROSSWORD RESPIRATORY SYTEM

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Across
  1. 3. is when letting out of air
  2. 5. disease which uncontrolled growth of cells in lungs due to cigarette smoke
  3. 7. Thoracic cavity is separated from the abdominal cavity by a muscular sheet known as...
  4. 11. causing impaired lung function and increase respitory system
  5. 13. The trachea is also lined with...wich remove dust,dirt and bacteria from the air
  6. 14. causes addiction to smokers
  7. 16. The wall of trachea contains...ringsof cartilage wich support and prevent the trachea from collapsing
  8. 17. inside muscle between ribs and diaphgragm under the lungs
  9. 20. caused by harmful substances such as irritants in cigarette smoke
  10. 21. After the air leaves the nasal cavity,it goes down the...
  11. 24. chronic disorder in which the air passage too narrow due to mucus being produced excessively
  12. 26. The natural cleansing of the lungs is disrupted, leading to the accumulation of.......
  13. 27. The bronchioles end in tiny air sacs called the...Inhalation is when taking in of air
  14. 28. The ribcage consist of some...
Down
  1. 1. Total amount of air that the lungs can hold after the biggest possible breath in
  2. 2. outside muscle between ribs and diaphragm under the lung
  3. 4. What refers to amount of air in the lungs at different phases of respiratory cycle
  4. 6. In the chest, the trachea branches into two...
  5. 8. caused by tar and irritants in cigarette smoke
  6. 9. the lungs are protected inside the...
  7. 10. trachea also known as the...
  8. 12. cause the growth of abnormal cells in the lungs
  9. 15. When we breathe in air enters the respiratory system through the...in the nose
  10. 18. dries put the mucus, leading to inflammation, itching and persistent coughing
  11. 19. causes Bronchitis to appear
  12. 22. When Exhalation diaphragm muscles
  13. 23. When inhalation diaphragm muscle...
  14. 25. The lungs are in a space called the...