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怀孕二十周是多少天了
更新时间: 2020-11-04 00:00:00  

怀孕二十周是150天,怀孕时间从末次月经第1天开始计算,7天是1周,4周为1个月,预产期一共280天,也就是40周,10个月。应该以4周为1个月,也就是28天每1个月计算,所以怀孕20周也就是5个月。怀孕20周也就进入了孕中期,从现在开始,宫底每周大约升高1cm,胎儿的身长在14cm-16.5cm之间,体重大约有250g,胎儿开始会吞咽羊水,并且肾脏已经能够制造尿液,头发也在迅速的生长。感觉器官开始按区域迅速的发育,神经元分成各个不同的感官,味觉、触觉、听觉、视觉都从现在开始在慢慢的发育。

关键词: 怀孕 多少

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