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怀孕六个月羊水指标是多少算正常
更新时间: 2020-11-04 00:00:00  

羊水指数正常范围是8-18cm,羊水深正常范围是2-8cm。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,会吸收是靠胎儿的吞咽功能。

关键词: 怀孕 羊水 指标 多少 正常

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