6.對于一般人群的降壓目標(biāo)應(yīng)是血壓低于（      ）

A.120／80mmHg                                             B.130／80mmHg

C.140／90mmHg                                             D.150／90mmHg

7.終止及預(yù)防心絞痛發(fā)作的最有效藥物是（      ）

A.心痛定                                                        B.硝酸甘油

C.阿司匹林                                                     D.倍他樂克

8.能提示休克病人病情好轉(zhuǎn)的表現(xiàn)是（      ）

A.血壓下降                                                     B.尿量<30ml／h

C.面色青灰                                                     D.脈率由快變慢

9.臨床上最常見的心律失常是（      ）

A.早搏                                                            B.陣發(fā)性心動過速

C.心房顫動                                                     D.房室傳導(dǎo)阻滯

10.應(yīng)用洋地黃治療禁用于（      ）

A.室上性心動過速                                          B.心房顫動伴心室率增快

C.預(yù)激綜合征伴心房顫動                                D.充血性心衰