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4个月胎儿心跳多少算正常
更新时间: 2020-11-04 00:00:00  

4个月胎儿心跳在120-160次/分都是正常的,胎心率上下摆动的高度为10到25次。心跳,顾名思义就是心脏的跳动。右心房收纳全身的静脉血,通过右心室从肺动脉泵出,此时肺动脉中流的是静脉血,通过肺中的气体交换。

关键词: 胎儿 心跳 多少 正常

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