PSYCH 111 Lecture Notes - Lecture 7: Jet Lag, Hot Chocolate, Sensory Processing Disorder
Document Summary
Consciousness: the awareness of internal and external stimuli. Of external events (person next to me coughed, dr. schreier is up there talking) Of internal sensations (stomach"s growling, fighting the yawn) James vicary and drink coke and eat popcorn . Krosnick study: subliminal messages may shape attitudes without conscious awareness. Conscious: mental events we are aware of. Preconscious: mental events that can be brought to our awareness. Think of your 4th grade teacher. (everyone raises hand) who was thinking of her before i asked you? (no one raises hand) Unconscious: mental events inaccessible to our awareness. Almost all are set for sleep at night. Stage 1: light sleep, small irregular brain waves, muscles relax. Stage 2: high peaking waves, sleep spindles, burst of electrical activity. Stage 3: deep sleep, delta waves, slow with high peaks. Cycle 1,2,3,4,3,2, then go to rem sleep. Rapid eye movement sleep: active brainwaves, increased heart rate and blood pressure, limp muscles state.
