Biology 103 Lecture
Dr. David Swanson, Office: CL 180

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RESPIRATORY SYSTEM / GAS EXCHANGE

Definitions:

  1. Respiration =




  2. Ventilation =







AIR-BREATHING VS. WATER-BREATHING COMPARISON

AIR WATER

1.






2.






3.






4.






5.





4 MAIN RESPIRATORY STRUCTURES IN ANIMALS

  1. Lungs
    2.











  2. Gills
    3.











  3. Tracheal Tubes
    4.





  4. Skin






HUMAN RESPIRATORY SYSTEM




Pathway for Air Travel


BREATHING = Means of Ventilation

How is breathing accomplished ?




























DEFENSE MECHANISMS AGAINST PARTICULATE MATTER

1.










2.










3.

RESPIRATORY DISEASES


  1. Chronic Bronchitis
    2.










  2. Pulmonary Emphysema












3. Lung Cancer