心肺复苏的黄金时间是在发病的 4～6 分钟内，双人操作的正确方法是（）。

2023-08-09

A．人工呼吸要求每间隔 5 秒吹气 1 次
B．人工呼吸要求每间隔 1 秒吹气 1 次
C．人工呼吸与胸外按压次数的比例为 1： 5
D．人工呼吸与胸外按压次数比例为 5： 1

参考答案：C

单人心肺复苏时，每按压胸部15次，吹气2次，即人工呼吸与胸外按压次数比例为2：15；双人心肺复苏时，每按压5次，吹气1次，即人工呼吸与胸外按压次数比例为1：5。

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