How do oxygen move in the human body?

How do oxygen move in the human body? Is it through there lungs I want a good right answer. So if you think you know it please answer this. Just want a long answer.
Is it carried by the hemoglobin in your blood.

One Response to “How do oxygen move in the human body?”

  1. aeyn  on June 14th, 2009

    first, our deoxygenated blood from the right part of our body enters the heart and then to the lungs.

    oxygen that we breathed have been dissolves in the moisture lining the alveolar sac in the alveoli in the lungs. Then it difuse into the blood that pass through lungs. Carbon dioxide will difuse out from the blood into the lungs so this when there is an exchange of oxygen and carbon dioxide.

    Then the oxygen which has just diffused in the blood will binds with hemoglobin.

    oxygen will diffuse out of the blood into the cells when it reaches the capillaries.

    you may want to watch this video; http://www.youtube.com/watch?v=47A7dbXusBU


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