Effects of Gas Exchange on Acid-Base Balance
Effects of Gas Exchange on Acid-Base Balance
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DOI:
10.1002/cphy.c100055
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发表时间:
2012-07-01
影响因子:
5.8
通讯作者:
Heigenhauser, George J. F.
中科院分区:
文献类型:
--
作者:
Lindinger, Michael I.;Heigenhauser, George J. F.
This paper describes the interactions between ventilation and acid-base balance under a variety of conditions including rest, exercise, altitude, pregnancy, and various muscle, respiratory, cardiac, and renal pathologies. We introduce the physicochemical approach to assessing acid-base status and demonstrate how this approach can be used to quantify the origins of acid-base disorders using examples from the literature. The relationships between chemoreceptor and metaboreceptor control of ventilation and acid-base balance summarized here for adults, youth, and in various pathological conditions. There is a dynamic interplay between disturbances in acid-base balance, that is, exercise, that affect ventilation as well as imposed or pathological disturbances of ventilation that affect acid-base balance. Interactions between ventilation and acid-base balance are highlighted for moderate-to high-intensity exercise, altitude, induced acidosis and alkalosis, pregnancy, obesity, and some pathological conditions. In many situations, complete acid-base data are lacking, indicating a need for further research aimed at elucidating mechanistic bases for relationships between alterations in acid-base state and the ventilatory responses. (C) 2012 American Physiological Society. Compr Physiol 2:2203-2254, 2012.