Sleep and Dreams Psychology
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45 Terms
You’re brain continues processing information ________ and _________ when asleep.
internally and externally
True or False: Can you hear noise in your sleep?
True
True or False: Can external noise enter your dreams?
True
True or False: A full bladder with NOT wake you up
False
True or False: Daily thoughts make it into your dreams
True
The body remains ______ while sleeping.
active
REM
Rapid Eye Movement
True or False: Your eyes move while asleep?
True
True or False: Sleep talking and walking are fake
False
Rhythm of activity and inactivity lasting about 24hrs
Circadian Rhythmn
What is the Circadian Rhythm regulated by?
sunlight
Small cell cluster in the hypothalamus containing the Circadian rhythm
superchiasmatic nucleus
What does the superchiasmatic nucleus control
wake and sleep schedule
What hormone induces sleepiness?
melatonin
What alerts your superchiasmatic nucleus?
bright lights
What do bright lights do to the SCN and brains pineal gland?
decrease production of melatonin
How does jet lag disrupt your circadian rhythm?
time jumps
Is it easier to travel east to west OR west to east?
east to west
Why is it easier to travel east to west?
follow the time jump
Why is pulling an all nighter bad for your circadian rhythm?
your brain wakes up after 6am
Restores enery
why do we sleep?
protects us
why do we sleep?
restores functions in the brain
why do we sleep?
strengthens memory and learning
why do we sleep?
True or False: you can learn while sleeping
False
by what percentage can your learning capacity be reduced?
40%
How much sleep do infants need?
16 hours
How much sleep do kids need?
10 hours
How much sleep do adolescents need?
8-10 hours
How much sleep do adults need?
7-9 hours
How much sleep do elders need?
4-5 hours
Awake, slow & relaxed brain waves
Alpha waves
What stage do you see sleep spindles
stage 2
Large, slow brain waves, deep sleep
Delta waves
Paralyzed, dream occur
REM
Sleep Cycle
1, 2, 3, 4, 3, 2, REM
What stage are you closest to conciousness?
REM
what stage are you lightly asleep and easily awoken?
stage 1
what stage does your heart rate begin to slow and degrees begin to drop
stage 2
what stage does tissue repair begin
stage 3 and 4
What stage are you legally deaf and almost unawakeable?
Stage 4
What stage are your dreams most vivid and realistic?
REM
Who was REM sleep discovered by?
William Dement and Nathaniel Klietman
Which stage of sleep is most paradoxical?
REM
what word is a synonym for contradictory?
paradoxical