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怀孕多少周可形成胎盘

更新时间: 2020-11-04 00:00:00     

胎盘形成大约在九周左右,在11周胎盘开始发育,因为这个时候胎儿所需营养越来越多,绒毛更加发达,使胎盘形成。建议在怀孕早期注意休息,补充叶酸,避免感冒和到人群集中的地方去,避免接触放射线和服用对胎儿有影响的药物,多吃新鲜蔬菜和水果,少吃辛辣刺激和油腻性食品,孕期做好各项孕检项目,如有不适情况随时就诊。

关键词: 怀孕 多少 形成 胎盘

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