第十二章第十二章 镇静催眠药镇静催眠药(sedative and hypnotic drugs)(sedative and hypnotic drugs)一、定义定义二、睡眠时相(睡眠时相(sleep phasessleep phases)1.非快动眼睡眠时相非快动眼睡眠时相(non-rapid eye movement(non-rapid eye movement,NREM)NREM):占整个睡眠时相的占整个睡眠时相的70-75%70-75%。分:。分:瞌睡瞌睡(napnap),),浅睡眠浅睡眠(shallow sleepshallow sleep):):约占约占NREM50%NREM50%,和和深睡眠或慢波睡眠深睡眠或慢波睡眠(deep sleepdeep sleep,slow wave slow wave sleepsleep,SWPSWP):夜惊、梦游。夜惊、梦游。2 2)快动眼睡眠快动眼睡眠(rapid eye movement(rapid eye movement,REM)REM):亦称快波睡亦称快波睡眠(眠(rapid wave sleeprapid wave sleep