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每分钟呼吸正常次数是多少次

更新时间: 2020-11-05 00:00:00     

每分钟呼吸正常次数:初生儿:30-50次,一岁:20-30次,成人:16-20次,老人:14-16次,正常呼吸频率随年龄的不通而有不同次数。呼吸,是指机体与外界环境之间气体交换的过程,一个呼吸分为三个部分:呼气、屏息、吸气。

关键词: 分钟 呼吸 正常 次数 多少

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