孕39周，有规则宫缩17h，宫口开大2cm，胎头下降缓慢，胎心音正常。诊断子宫收缩乏力。为预防产后出血，胎儿娩出后A．即给予导尿术B．即静脉注射缩...

作者: rantiku 人气: - 评论: 0

问题孕39周，有规则宫缩17h，宫口开大2cm，胎头下降缓慢，胎心音正常。诊断子宫收缩乏力。为预防产后出血，胎儿娩出后

选项 A．即给予导尿术 B．即静脉注射缩宫素 C．安置中凹位 D．严密观察血压 E．吸氧保暖

答案 B

解析

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