关于VA/Q比值哪一项是正确的 ( )A、全部VA/Q是肺中央VA/Q比值B、单肺通气不会使VA/Q比值失调C、正常直立位时肺顶部VA/Q为0.8...

作者: rantiku 人气: - 评论: 0
问题 关于VA/Q比值哪一项是正确的 ( )
选项 A、全部VA/Q是肺中央VA/Q比值 B、单肺通气不会使VA/Q比值失调 C、正常直立位时肺顶部VA/Q为0.83。肺底部为0.33 D、正常直立位肺部从上到下,VA/Q值由小变大 E、vA/Q比值为0.8
答案 D
解析

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