PS101 Chapter Notes -Hallucinogen, Hypnotic Induction, Problem Solving
Document Summary
Movement to movement awareness of ourselves and environment. What are the properties of consciousness: subjective and private. Others cannot directly know our reality and vice versa: dynamic. Mind is aware of its own consciousness. History of the question: what is consciousness: seemed ideally suited for psychology, difficult topic, no agreement, wundt and titchener. Infer much from absence of consciousness: perform many mental functions without being aware of it. Does the absence of conscious thought = the unconscious: term unconscious . Are objective but cannot indicate what person is experiencing subjectively: behavioural. Circadian rhythms: brain and environment: circadian rhythms regulated by suprachiasmatic nuclei (scn, scn neurons link to pineal gland, which secretes melatonin. Circadian rhythms: neurons in scn are active during daytime. Raises body temperature and alertness: neurons in scn become inactive at night. Melatonin promotes relaxation and sleepiness: free running circadian rhythms. Natural" wake-sleep cycle longer than 24 hours. Isolation studies show 24. 2 to 24. 8 hours: disruptions of circadian rhythms.
