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“???????” 的相关文章
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1 10%?1530ml510%1000ml??2040mmol/L??????40mmol/L(0.3%?)???13.4mmol/h?1g/h??4080mmol(??36g)??80134mmol/L??610g
2 ?????????510%????67134mmol/L(?0.51%?)????13.420mmol/h(?11.5?)?20mmol(1.5g)
3 &n...
1 10%?1530ml510%1000ml??2040mmol/L??????40mmol/L(0.3%?)???13.4mmol/h?1g/h??4080mmol(??36g)??80134mmol/L??610g
2 ?????????510%????67134mmol/L(?0.51%?)????13.420mmol/h(?11.5?)?20mmol(1.5g)
3 &n...
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低钾血症和高钾血症对心肌的影响为什么都是使心肌的兴奋性增强?
低钾时心肌对钾离子的通透性降低,钾离子外流减少高钾时钾离子外流也是减少
为什么在脱水早期不出现低钾血症的症状,随着血容量的纠正反而会出现呢?
脱水时血容量减少,血液相对浓缩,血k浓度相对增高,补充血容量后,血液变淡,血钾浓度必然下降,所以脱水时即应补钾。
主要跟肾的功能有关