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Alex Ar [27]
3 years ago
13

Oxygen unloading occurs at the _________________________ This process causes a(n) _________________ in the oxygen partial pressu

re of the blood leaving this region.
Biology
1 answer:
Papessa [141]3 years ago
7 0
<span>The answer to this question would be: tissues; decrease

Oxygen is delivered to the tissue by the heart. It will be unloaded in the tissue, causing the oxygen level in the blood to be decreased. After that, the blood also picks up the carbon dioxide so its level will be increased. 
In lungs, the carbon dioxide will be unloaded and oxygen will be loaded back into the blood.</span>
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