正常心电图P波的振幅应是:
A.肢体导联振幅〈0.25mv,胸导联振幅〈0.15mv
B.肢体导联振幅〈0.20mv,胸导联振幅〈0.25mv
C.肢体导联和胸导联振幅均〈0.25mv
D.肢体导联振幅〈0.25mv,胸导联振幅〈0.20mv
E.肢体导联振幅〉0.25mv,胸导联振幅〈0.20mv
正确答案:D
正常心电图P波的振幅应是:
A.肢体导联振幅〈0.25mv,胸导联振幅〈0.15mv
B.肢体导联振幅〈0.20mv,胸导联振幅〈0.25mv
C.肢体导联和胸导联振幅均〈0.25mv
D.肢体导联振幅〈0.25mv,胸导联振幅〈0.20mv
E.肢体导联振幅〉0.25mv,胸导联振幅〈0.20mv
正确答案:D