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12周羊水多少才算正常
更新时间: 2020-11-05 00:00:00  

怀孕12周,羊水的深度在3-7厘米,羊水量在500-1500毫升,都是正常的。胚胎在发育到十多周以后,就出现了明显的羊水,从那以后,胎儿就是生活在羊水中,羊水对胎儿起保护、缓冲、滋润的作用。

关键词: 羊水 多少 正常

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