试题与答案

女,30岁,发热3天,晕厥1次,心电图显示第三度房室传导阻滞,心室率40次/分()

题型:单项选择题

题目:

女,30岁,发热3天,晕厥1次,心电图显示第三度房室传导阻滞,心室率40次/分()

A.临时心脏起搏器植入

B.肾上腺素

C.直流电复律

D.毛花甙丙(西地兰)

E.阿托晶

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A解析:右肺门上部由上肺静脉干、上肺动脉及下肺动脉干后回归支构成,下部由右下肺动脉干构成。

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