PSYC 1010 Chapter Notes - Chapter 5: Slow-Wave Sleep, Lucid Dream, Theta Wave

• School: York University
• Department: Psychology
• Course: PSYC 1010
• Professor: Myriam Mongrain

Document Summary

Structure of consciousness: top (surface) = conscious (controlled/personal/sequential, next: preconscious = easily retrieved (like stored knowledge), long term memory, next: subconscious = simultaneous/automatic processing of sights/sounds/sensations (sensory info) (cid:1008). Ne(cid:454)t: f(cid:396)eud"s unconscious = repressed memories/impulses, difficult to retrieve (can be accessed in dreams: bottom: non-conscious = physiological processes not available to awareness, influenced by conscious. Is important for maintaining psychological health regulating mood/stress (crankiness/other mood symptoms) 5 stages of sleep (repeated 4-6 times per night: light sleep: 1-7 minutes. Breathing, temperature, muscle tension and heart rate decline. Theta waves shown in eeg: 10-25 minutes. Eeg shows mixed brain activity including sleep spindles (a lot of up and down in a short period of time), some dreaming may occur but not much: slow-wave sleep, approx. Delta waves (big/spaced out): slow-wave sleep continued, approx. Kids especially may experience night terrors, where they wake up terrified without having had a dream (contrast to nightmare, which is a scary dream).