第17题: [单项选择]患者男性,50岁,呕吐、腹泻2天,意识模糊.行为异常来急诊。查体,生命体征正常,有乙肝病史20年,胸部有蜘蛛痣,心、肺、腹未见异常,脾大,双上肢散在出血点,血糖 7.0mmol/L,尿糖(+),尿酮(-),尿镜检 (-)。 下列哪项措施不正确 A. 肥皂水灌肠 B. 口服乳果糖 C. 禁食蛋白质 D. 补充支链氨基酸 E. 静滴精氨酸 参考答案:A 答案解析:患者表现为肝性脑病,忌用肥皂水灌肠,因其为碱性,可增加氨的吸收,引发肝性脑病。
第25题: [单项选择]A. Alan reads one book a week now. B. Alan reads four books a week now. C. Alan reads eight books a week now. D. Alan never reads now. 参考答案:B 答案解析:[听力原文] Alan used to read two books a week when he was attending university in Germany, but no