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怀孕9周羊水多少正常
更新时间: 2020-11-05 00:00:00  

孕两个半月刚刚有羊水的形成,羊水量应当很少,如果出现羊水量出现增多的情况,建议去医院检测空腹血糖。

羊水主要来自胚胎的血浆成分,随着胚胎的器官开始成熟发育,胎儿的尿液、呼吸系统、胃肠道、脐带、胎盘表面等等,也都成为了羊水的来源。羊水的产生和吸收保持一个平衡的量。回吸收是靠胎儿的吞咽功能,如果有发生羊水过多就要检测胎儿是否存在吞咽功能障碍。

关键词: 怀孕 羊水 多少 正常

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