PSYC 1020H Chapter Notes - Chapter 5: Non-Rapid Eye Movement Sleep, Slow-Wave Sleep, Circadian Rhythm
12 Dec 2017
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Chapter 5 notes- psychology themes and variations fourth canadian edition. Mind wandering- peoples experience of task unrelated thoughts. Biological rhythms- are periodic fluctuations in physiological functioning. Circadian rhythms- 24 hour biological cycles found in humans and many other species. Mind wandering- peoples experience of task related thoughts. Body temperature, sleep cycles. fucking it up causes problems. Slow-wave sleep (sws)- sleep stages 3 and 4 high amplitude, low frequency delta waves become prominent in eeg recordings. Rapid eye movement, high frequency, low-amp brain waves, lucid dreaming. Brief transitional stage of light sleep lasting only 1-7 minutes. Non-rem sleep (nrem)- stages 1-4, absence of eye movement, little dreaming, varied. Sleep spindles- brief bursts of higher frequency brain waves (they occur in stage. Brain waves get higher in amplitude and lower in frequency. After this, cycle reverses itself and go back up to lighter stages.
