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