马氏斑（McCllum’spatch）位于（） ["左心房","左心室","右心房","右心室","心外膜"]
下述风湿性病变中，哪一项对机体危害最大() ["A．反复发作的环形红斑","B．反复发作的风湿性心内膜炎","C．反复发作的风湿性关节炎","D．风湿性动脉炎","E．风湿性皮下结节"]
下列哪项不属于风湿性心脏病的陈旧性病变() ["A．McCallum斑形成","B．心包脏壁两层的纤维素性粘连","C．心肌间质内形成小瘢痕","D．二尖瓣增厚、缩短、变形","E．二尖瓣和主动脉瓣的增厚、缩短、变形"]
最常见的动脉瘤()破裂形成血肿的部位在颞叶()破裂后不易形成血肿() ["A．颈内—后交通动脉瘤","B．前交通动脉瘤","C．大脑后动脉动脉瘤","D．大脑中动脉动脉瘤","E．椎—基底动脉动脉瘤"]
在风湿病中最具有诊断意义的病变是() ["A．胶原纤维的纤维素性炎","B．心外膜纤维素渗出","C．Aschoff小体","D．心肌变性坏死","E．心瓣膜纤维组织增生"]
先天性中脑导水管阻塞引起()“落日征”常见于()蛛网膜下隙出血后常见()
