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12月儿童正常脉率是多少
更新时间: 2020-11-04 00:00:00  

正常情况下脉搏与心跳的频率是一致的。因为5岁以下小儿的心脏主要受交感神经的支配,缺少迷走神经的一抑制作用,较易兴奋,所以心跳与脉搏较快,而年龄越小越明显。安静状态下1—3岁的幼儿脉搏为120次/分左右。

关键词: 儿童 正常 脉率 多少

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