11.二尖瓣狹窄在臨床上可表現(xiàn)為（　　�。�

A.左心室肥大                                                 B.水沖脈

C.球形心                                                        D.慢性肺淤血

12.后果最為嚴(yán)重的動(dòng)脈粥樣硬化發(fā)生于（　　�。�

A.大動(dòng)脈                                                        B.小動(dòng)脈

C.中動(dòng)脈                                                        D.細(xì)動(dòng)脈

13.小葉性肺炎的病變性質(zhì)是（　　�。�

A.化膿性炎                                              B.肉芽腫性炎

C.纖維蛋白性炎                                       D.漿液性炎

14.硅肺最常見的合并癥為（　　�。�

A.肺癌                                                     B.肺膿腫

C.胸膜間皮瘤                                                 D.肺結(jié)核

15.慢性支氣管炎通常合并（　　�。�

A.小葉中心型肺氣腫                                B.全小葉型肺氣腫

C.小葉周圍型肺氣腫                                D.老年性肺氣腫

16.肝硬化晚期出現(xiàn)肝功能不全的臨床表現(xiàn)，下列哪項(xiàng)是錯(cuò)誤的？（　　　）

A.蜘蛛痣、肝掌                                       B.性腺發(fā)育

C.出血傾向                                              D.血漿白蛋白減少

17.消化性潰瘍發(fā)生在哪個(gè)部位易引起大出血？（　　�。�

A.胃小彎                                                        B.幽門

C.胃底                                                     D.十二指腸球部后壁

18.下列哪一種闌尾炎最易引起闌尾穿孔？（　　�。�

A.急性蜂窩織性闌尾炎                                   B.急性單純性闌尾炎

C.急性壞疽性闌尾炎                                D.慢性闌尾炎

19.腎盂腎炎的基本病變屬于（　　　）

A.纖維素性炎                                                 B.化膿性炎

C.變質(zhì)性炎                                              D.急性增生性炎

20.毛細(xì)血管內(nèi)增生性腎小球腎炎，電鏡形態(tài)特點(diǎn)是（　　�。�

A.基底膜上皮下駝峰狀沉積物                  B.上皮細(xì)胞足突融合、消失

C.基底膜增厚，呈蟲蝕狀破壞                  D.基底膜“雙軌狀”