第2题: [单项选择]患者,女,43岁,肠梗阻入院,血钾为2.9mmol/L,血钠为130mmol/L,氯为80mmol/L,动脉pH7.42,最有可能的诊断是() A. 重度低钾血症 B. 重度低钠血症 C. 重度低氯血症 D. 低钾、低钠、低氯血症 E. 低钾、低钠血症 参考答案:D 答案解析:血钾低于3.5mmol/L、血钠低于135mmol/L,氯低于96mmol/L,可诊断为低钾、低钠、低氯血症。
第21题: [单项选择]What is the purpose of the meeting A. To determine who will graduate this year. B. To discuss the seating arrangement. C. To begin planning the graduation ceremony. 参考答案:C 答案解析:[听力原文]19-20 OK, everybody. Can we begin the meeting now I’m Mike Johnson, the chairman of th