第16题: [单项选择]下列疾病可引起异常Q波,但不包括()。 A. 肥厚型心肌病患者,Ⅰ、aVL、V4~V6导联可出现异常Q波 B. 心肌淀粉样变性患者,V1~V4导联可见异常Q波 C. 进行性肌营养不良患者,异常Q波常出现在V5、V6或Ⅱ、Ⅲ、aVF导联 D. 左房黏液瘤患者,常在V5、V6导联出现异常Q波 E. 心脏肿瘤偶可产生类似梗死样异常Q波 参考答案:D 答案解析:左房黏液瘤一般不产生异常Q波。
第25题: [单项选择]To what extent will future scientific discoveries make possible the ______ of human life span A. increase B. expansion C. growth D. prolongation 参考答案:D 答案解析:(prolongation延长)。句意为:未来的科学发现在多大的程度上使人类延长寿命A.increase增加;B.expansion张开,伸展;C.growth生长。
第37题: [单项选择](),we would have finished it then. A. If had we had better equipment B. Had we had better equipment C. Had had we better equipment D. We had had better equipment 参考答案:B