题型:问答题 简答题 ( )requires signing up with an ISP, which serves as a pipeline to the Internet.A.Getting connected to the InternetB.Visiting the InternetC.On lineD.Down line 查看答案
题型:问答题 简答题 男性患者,23岁,体重57kg,2周来反复呕吐、腹泻,曾在当地医院输液治疗(液体不详)。近1周感乏力、头晕、手足麻木。查体:血压稍偏低,脉率86次/53,呼吸22次/分,血钠130mmol/L,血钾3.7mmol/L,Co2CP50容积%。该病人最可能的诊断是A.轻度低渗性缺水B.中度低渗性缺水C.重度低渗性缺水D.代谢性酸中毒E.低钾血症 查看答案