发行时间：0001.01.01
总页数：9
编辑：
综保科技
摘要：
concise clinical review
high-altitude medicine
john b. west1
1
department of medicine, university of california san diego, la jolla, california
medical problems occur at high altitude because of the low inspired po2, which is caused by the reduced barometric pressure. the classical physiological responses to high altitude include hyperventilation, polycythemia, hypoxic pulmonary vasoconstriction– increased intracellular oxidative enzymes, and increased capillary density in muscle. howev...
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