窦性P波正常的时限、振幅是（）.A.时限小于等于0.10s，肢体导联大于等于0.25mV，胸前导联小于等于0.

单项选择题

窦性P波正常的时限、振幅是（）.

A.时限小于等于0.10s，肢体导联大于等于0.25mV，胸前导联小于等于0.20mV
B.时限小于等于0.12s，肢体导联小于0.20mV，胸前导联小于0.25mV
C.时限小于0.10s，肢体导联小于等于0.25mV，胸前导联小于等于0.25mV
D.时限小于0.11s，肢体导联小于等于0.25mV，胸前导联小于等于0.20mV
E.小于等于0.1ls，肢体导联小于等于0.25mV，胸前导联小于等于0.15mV