问题
单项选择题
正常成人心电图,下列哪项为异常()
A.P波时限0.06~0.10s
B.P—R间期0.12~0.20s
C.QRS波群时限0.06~0.10s
D.Q—T间期0.60s
E.ST段任何导联上抬均<0.1mV
答案
参考答案:D
正常成人心电图,下列哪项为异常()
A.P波时限0.06~0.10s
B.P—R间期0.12~0.20s
C.QRS波群时限0.06~0.10s
D.Q—T间期0.60s
E.ST段任何导联上抬均<0.1mV
参考答案:D