Relier Pairs sleep and dreamsVersion en ligne sleep and dreams par cate chodnicki 1 freud's wish fulfillment 2 narcolepsy 3 alpha wave 4 Insomnia 5 sleep cycle 6 sleep functions 7 information processing theory 8 beta wave 9 theta waves 10 circadian rhythm biological clock 90 minute repeating pattern of NREM and REM sleep protection, recovery, memory, and growth helps sort through day's events and consolidate memories slow waves of light sleep sudden attacks of overwhelming sleepiness awake and alert dreams express unacceptable feelings difficulty falling asleep or staying asleep awake and relaxed