第4题: [单项选择]慢性肾功能不全的临床表现错误的是()。 A. 早期患者可以无任何症状,或仅有乏力、腰酸、夜尿增多等轻度不适 B. 心力衰竭是尿毒症患者最常见的死因 C. 尿毒症毒素诱发尿毒症肺水肿,及时利尿均可改善 D. 血液系统主要表现为肾性贫血和出血倾向 E. 神经肌肉系统可有周围神经病变以及神经肌肉兴奋性增加 参考答案:C 答案解析:尿毒症肺水肿由尿毒症毒素诱发的肺泡毛细血管通透性增加、肺充血引起,多数尿毒症的患者少尿或无尿,用利尿药物无效,需要透析治疗。
第6题: [单项选择]Questions 1 to 5 are based on the following conversation.A. They cannot become part of the work force. B. They won’t be an added asset as they are today. C. They will have to get over their fear of these skills. D. They are going to be at a disadvantage. 参考答案:D 答案解析:[解析] According to Robert, what will happen to people in his generation who don’t have these comp