Sleep 3.0 / 5 based on 2 ratings ? PsychologySleepA2/A-levelAQA Created by: Charlotte RogersonCreated on: 07-12-12 14:42 Infradian Rhythm A pattern of behavious that occurs more often than once a day such as the cycle of sleep stages that occurs every 90 minutes 1 of 8 Endogenous Pacemakers Mechanisms that govern internal, biological bodily rhythms 2 of 8 Melatonin A hormone that induces sleep, mainly produced in the pineal gland 3 of 8 Exogenous Zeitgebers Time givers that are externally caused and entrain biological rhythms 4 of 8 Microsleep Small periods of sleep during the day which possibly enable some physiological recovary to take place 5 of 8 Narcolepsy A disorder which induviduals experience sudden and uncontrolable attacks of sleep lasting seconds or minutes at irregular and unexpected times 6 of 8 Entrainment The process of bringing bodily rhythms into synchronisation with an external influence 7 of 8 Night Terrors A parasomnia related to sleep walking, where nightmares occur during slow wave sleep 8 of 8
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