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How does sleep affect mental processes and behaviour? (What is Sleep?…
How does sleep affect mental processes and behaviour?
What is Sleep?
Key features of sleep
Psychological construct
Naturally occuring altered state of consiousness
Types of sleep
REM
NREM
Measuring sleep
Objective measures
Electroencephalograph (EEG)
description
amplitude
frequency
Electroculargraph (EOG)
Description
Electromyograph (EMG)
Description
Subjective measures
Video Monitoring
Strengths
Description
Limitations
Sleep Diary
Limitations
Strengths
Description
Sleep wake patterns
Circadian Rythms
internal biological mechanisms
suprachiasmatic nucleus
melatonin
Key features
Ultradian Rhythms
REM & NREM 1,2,3 Cycles
key features
Demand for sleep across the lifespan
infancy
total sleep required
explanations
pattern of sleep (changes in proportion of REM and NREM)
chidlhood
Total sleep required
explanations
pattern of sleep (changes in proportion of REM and NREM)
adolescence
pattern of sleep (changes in proportion of REM and NREM)
explanations
Total sleep required
adulthood
Total Sleep required
explanations
pattern of sleep (changes in proportion of REM and NREM)
eldery/old age
Total sleep required
pattern of sleep (changes in proportion of REM and NREM)
Explanations
Sleep deprivation
Partial sleep deprivation
key features
Effects
Affective
behavioural
cognitive
Full nights sleep deprivation
key features
compared to a BAC of 0.05
affective affects
cognitive effects
Key features
compared to a BAC of 0.10
affective affects
cognitive effects
key features
Circadian rythm sleep disorders
Delayed sleep phase syndrome (DSPS)
shift work
Key features
treatment using BLT
Advanced sleep phase disorder (ASPD)
key features
treatment using BLT
key features
Improving sleep hygeine
zeitgebers
light
bluelight
key tips
daylight
key tips
eating and drinking patterns
key tips
what are they?
temperature
key tips