Answers

2016-06-18T13:09:03+08:00
Air we breathe goes through the nose,to the nasal passages then to the trachea next to the bronchi then to the bronchioles and lastly to the alveoli.

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The Respiratory System: Pathway of Oxygen. The respiratory tract conveys air from the mouth and nose to the lungs, where the gases oxygen and carbon dioxide are exchanged between the alveoli and the capillaries.