How Will You Describe The Pathway Of Oxygen In The Breathing System

How will you describe the pathway of oxygen in the breathing system

 

Answer:

The primary function of the respiratory system is to exchange oxygen and carbon dioxide. Inhaled oxygen enters the lungs and reaches the alveoli. ... Oxygen passes quickly through this air-blood barrier into the blood in the capillaries. Similarly, carbon dioxide passes from the blood into the alveoli and is then exhaled.

Explanation:


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