医学
心率
血压
分压
缺氧(环境)
心脏病学
心输出量
通风(建筑)
二氧化碳
氧气
血管张力
内科学
麻醉
血管舒张
工程类
化学
有机化学
生物
机械工程
生态学
作者
Gianfranco Parati,Piergiuseppe Agostoni,Buddha Basnyat,Grzegorz Bilo,Hermann Brugger,António Coca,Luigi Festi,Guido Giardini,Alessandra Lironcurti,Andrew M. Luks,Marco Maggiorini,Pietro Amedeo Modesti,Erik R. Swenson,Bryan Williams,Peter Bärtsch,Camilla Torlasco
标识
DOI:10.1093/eurheartj/ehx720
摘要
Adapted from Bärtsch and Gibbs2 Physiological response to hypoxia. Life-sustaining oxygen delivery, in spite of a reduction in the partial pressure of inhaled oxygen between 25% and 60% (respectively at 2500 m and 8000 m), is ensured by an increase in pulmonary ventilation, an increase in cardiac output by increasing heart rate, changes in vascular tone, as well as an increase in haemoglobin concentration. BP, blood pressure; HR, heart rate; PaCO2, partial pressure of arterial carbon dioxide.
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