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孕多少周才能看到胎心胎芽
更新时间: 2020-11-04 00:00:00  

一般在妊6-8周可以从超声检查中所见到胎芽,对于正常的宫内妊娠来说,一般B超检查在停经42天时,即可明确见到宫内的胎芽,及胎心管搏动。

胎芽胎心是指在受精卵发育过程中,最初两周称为孕卵。以后各种器官逐渐形成,在孕8周以前,称为胚胎(或胎芽);妊娠三至妊娠第一个月四周称为胎芽期。

关键词: 多少 才能 看到

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