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