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Question:
A 25-year-old hiker is traveling to the mountains to begin a several week hike. Over the course of several weeks his body will adjust to the high altitude by all of the following EXCEPT:
Correct Answer: A. Decreasing 2,3 DPG
At high altitude the body will increase the amount of 2,3 DPG in an effort to unload more bound oxygen from hemoglobin. The relative hypoxia will also cause him to (B) increase his minute ventilation, which will cause a respiratory alkalosis. The kidney will compensate by (D) increasing excretion of bicarbonate. Increased erythropoietin will stimulate production of more RBCs and the body will produce more mitochondria per cell.
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Category: PhysiologyA 25-year-old hiker is traveling to the mountains to begin a several week hike. Over the course of several weeks his body will adjust to the high altitude by all of the following EXCEPT:
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