第11题:[单选题]幼儿期及儿童期DDH患儿的临床特点为 ( ) A.大腿内侧皮纹及臀纹上移 B.站立时呈腹部前坠、臀部后耸的体态 C.步态无明显异常 D. OrtoLani征和BarLow征阳性 E. .Tredelenburg征阴性 参考答案:B
第12题: [单项选择]What happened after the man asked if he could smoke A. Alison offended him by asking him not to. B. He went ahead without waiting for an answer. C. He began to smoke but then put the cigarette out. D. He took out his cigarettes but did to light on 参考答案:B 答案解析:“Before she could ask him not to,he had taken out a cigarette and lit it.”Alison还没来得及阻止,那人已经抽起来了。
第16题: [单项选择]关于颈丛神经阻滞的叙述,不正确的是() A. 适用于颈部外科手术 B. 可能并发全脊髓麻醉或广泛硬膜外阻滞 C. 常出现膈神经麻痹,不宜双侧同时阻滞 D. 霍纳综合征是星状神经节被阻滞的结果 E. 出现声音嘶哑提示膈神经麻痹 参考答案:E
第17题: [单项选择]男性,62岁,急性重症胰腺炎患者,于保守治疗中,尿量逐渐减少,无尿2天,出现气促、全身水肿,血压180/92mmHg,心率120/分,听诊闻及两肺下部布满湿啰音,查血钾6.9mmol/L,BUN25.2mmol/L,肌酐577μmol/L。目前应采取最有效的治疗手段是______ A. 襻利尿药静脉注射 B. 静脉滴注甘露醇利尿 C. 口服甘露醇或硫酸镁导泻 D. 控制入液量,停止补钾 E. 及时紧急透析 参考答案:E 答案解析:明显的尿毒症综合征,包括心包炎和严重脑病、高钾血症、严重代谢性酸中毒、容量负荷过重、对利尿药治疗无效者都是透析治疗指征。该患者出现高钾血症、BUN>21.4mmol/L、血肌酐高于442μmol/L,