天气预报 > 其他 > 三个月胎儿心跳正常是多少
三个月胎儿心跳正常是多少
更新时间: 2020-11-04 00:00:00  

胎心音是胎儿心脏的搏动,它跟胎动一样,是胎儿在宫内安危的标志。胎心音的异常变化,往往标志着胎儿缺氧。三个月正常胎心规律而有力,似钟表滴答声,为120-160次/分,如果160次/分时,可间隔10-20分重复听1次,如果还不正常。

关键词: 胎儿 心跳 正常 多少

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