低渗性缺水重度缺钠时,病人的血清钠浓度低于A.120mmol/L B.125mmol/L C.130mmol/L D.135mmol/L E.140mmol/L

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问题 低渗性缺水重度缺钠时,病人的血清钠浓度低于

选项 A.120mmol/L
B.125mmol/L
C.130mmol/L
D.135mmol/L
E.140mmol/L

答案A

解析低渗性缺水可分为三度:轻度缺钠者血清钠浓度低于135mmol/L,中度缺钠者血清钠浓度低于130mmol/L,重度缺钠者血清钠浓度低于120mmol/L。故答案应选A。
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