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34周胎心在多少正常值是多少
更新时间: 2020-11-04 00:00:00  

34周胎心的正常范围是120-160次/分钟。胎心即胎儿的心跳,可以反映胎儿在宫内的状态,当各种原因引起胎儿缺氧时,胎心会很敏感地出现变化。正常的胎儿心率随子宫内环境的不同时刻发生着变化,胎心率的变化是中枢神经系统正常调节机能的表现,也是胎儿在子宫内状态良好的表现。

关键词: 多少 正常值

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