胆管结石和急性胆管炎的典型症状是（） ["腹痛、腹胀、昏迷","腹痛、呕吐、黄疸","腹痛、黄疸、腹泻","腹痛、呕吐、","腹痛、黄疸、寒战"]
拇指末节一半丧失，指骨端突出于皮缘以外时施行（） ["单纯缝合术","中厚皮片移植术","带蒂皮瓣移植术","带血管蒂游离皮瓣移植术","Z成形术"]
夹层动脉瘤（主动脉夹层）CT特征性征象是（） ["两个不同增强密度的主动脉腔被一内膜所分隔","主动脉钙化内移","主动脉壁异常扩张","主动脉各段管径不成比例","主动脉周围血肿形成"]
男性患者，11岁，左上1牙颈部冠折，已行根管治疗。选用这种修复方法，主要考虑（）. ["A.年龄","价格","牙根实际情况","材料生物相容性","美观"]
断肢（指）再植术后多少时间内较易发生血管危象（） ["A.24小时","B.36小时","C.48小时","D.72小时","E.96小时"]
送风机联锁跳闸条件有哪些？
