中文摘要：

睡眠剥夺在日常生活工作中广泛存在，执行功能指需要很多认知过程参与，以使操作优化的机制。目前有关睡眠剥夺对认知功能的影响关注于对执行功能的影响，但是尚没有不同时间睡眠剥夺后执行功能情况的研究，并且研究缺乏系统。本研究应用卡片分类测验、词汇流畅性测验究了32名青年男性在不同睡眠剥夺条件下（睡眠剥夺21h、睡眠剥夺45h、睡眠剥夺69h、正常对照组）的执行功能情况。结果表明：睡眠剥夺后执行功能下降，同剥夺时间有一定关系，45h后下降显著。

英文摘要：

Sleep deprivation exists extensively in everyday life. Exeeurive function, which refers to the mechanism to make performance better, involves many cognitive processes. Recent studies of the effects of sleep deprivation on cognitive function focuse on that executive function. BUt no studies have been made of the effects of different time of sleep deprivation on the same subject. In this study, we used the Card Dissociation Test, Word Fluency Test to study the executive ：function of 32 young males in different sleep deprivation conditions （Sleep deprived for 21 hours, sleep deprived for 45 hours, sleep deprived for 69 hours, normal subjects）. The results proved that executive function became worse after sleep deprivation. And lowered executive function was connected with the time of sleep deprivation. The function went down significantly after sleep being deprived for 45 hours.