Bryan and Arron 8A

2. a chronic disorder in which the air passages of the lungs periodically become too narrow due to mucus being produced excessively
5. this is the external respiration process when you inhale and exhale
7. taking in the air
9. letting out air
11. this part is connected to the lungs
12. this part In The respiratory system is known as the wind pipe
13. it is a habit where you have a addiction to cigarette
14. The flap that covers the trachea during swallowing so that food does not enter the lungs.
17. it is a sign Which that you have bronchitis or asthma
19. it is separated from the abdominal cavity by muscular sheet
21. the natural cleansing of the lungs is disrupted which causes
22. this causes a smoke bind to haemoglobin and reduces oxygen carrying capacity
23. this is the main cause of lung cancer
25. The area of the throat containing the vocal cords and used for breathing.

1. such as benzene,formaldehyde and cadmium cause growth of abnormal cells in the lungs which are cancerous.
3. a condition that is caused from tar and irritants in cigarette smoke
4. causes addiction to smokers
6. the space In the lungs
8. this part is the where you exchange the oxygen to carbon dioxide
10. a disease which there is uncontrolled growth of cell in the lung
11. this part is connected to the aveolus
15. a part where it helps get rid of the bacteria in your nose
16. a condition due to the damage of alveoli in the lungs
18. it the part where you inhale and exhale
20. this part protect the lungs
24. the substance from a cigarette that blocks the respiratory surface for gas exchange.