11.通過選擇性阻斷AT₁受體而產(chǎn)生降壓作用的藥為

A.依那普利                                                      B.可樂定

C.硝苯地平                                                      D.洛沙坦

12.強心苷與腎上腺素共有的作用是

A.減慢心率                                                      B.增加心肌收縮力

C.降低心肌耗氧量                                           D.加快房室傳導(dǎo)

13.卡托普利用于慢性心功能不全的機制有

A.使心肌收縮敏捷有力                                    B.逆轉(zhuǎn)心血管重構(gòu)

C.抑制磷酸二酯酶                                           D.收縮血管

14.不能控制哮喘急性發(fā)作的藥物是

A.腎上腺素                                                      B.異丙腎上腺素

C.色甘酸二鈉                                                  D.氨茶堿

15.硝酸甘油的作用有

A.擴張小靜脈和小動脈                                    B.心室容積增大

C.心率降低                                                      D.射血時間延長

16.西米替丁抑制胃酸分泌的機制是

A.胃泌素受體阻斷藥                                        B.H2受體阻斷藥

C.M膽堿受體阻斷藥                                        D.質(zhì)子泵抑制藥

17.肝素過量引起的自發(fā)性出血的對抗藥是

A.維生素K                                                      B.氨甲環(huán)酸

C.氨甲苯酸                                                      D.硫酸魚精蛋白

18.下列哪種疾病不宜用糖皮質(zhì)激素

A.支氣管哮喘                                                  B.急性淋巴細(xì)胞白血病

C.癲癇                                                             D.類風(fēng)濕性關(guān)節(jié)炎

19.下面能抑制細(xì)胞壁合成的抗生素是

A.四環(huán)素                                                         B.氯霉素

C.多西環(huán)素                                                      D.阿莫西林

20.有關(guān)氨基糖苷類抗生素的錯誤敘述項是

A.易透過血腦屏障                                           B.抗菌機制是阻礙細(xì)菌蛋白質(zhì)的合成

C.主要分布于細(xì)胞外液                                    D.有耳毒性