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孕40周腹围周长多少正常
更新时间: 2020-11-05 00:00:00  

孕40周腹围周长正常均值为31.49±2.79cm,双顶径的平均值为9.28±0.50cm。

40周是胎儿降生的时候,所以胎儿内脏和神经系统功能已经健全,手脚肌肉发达,富有活力,脑细胞的发育基本定型。

关键词: 周长 多少 正常

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