Attention (4)

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What is the most common sleeping disorder?
Insomnia
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What causes insomnia?
stress and anxiety
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How is insomnia an example of an ironic process of mental control?
The more you want to sleep and the more you think about it, the less likely you are to sleep
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What do BZs bind to and what are they useful for?
GABA receptors. Useful for mild and infrequent insomnia but not severe insomnia as BZs interfere with REM and slow wave sleep
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What is sleep apnoea?
When you stop breathing in your sleep
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What stage of sleep does sleep apnoea prevent people reaching?
Slow wave
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What is somnambulism?
Sleep walking
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Which stage does somnambulism occur in?
slow wave sleep (so no dreams, and typically don't remember if you're woken up)
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What is sleep paralysis?
Waking up immediately after REM but are still paralysed (to stop us acting out our dreams)
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What is REM behavioural disorder?
Failure of the body to paralyse itself
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How is REM behavioural disorder different from somnambulism/sleep walking?
The individual is dreaming and has active and fluid movements
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Which population are night terrors most common in?
boys aged 3-7
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How are night terrors different to nightmares?
The EEG shows a sudden burst of activity showing that there is no dream content
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What might be the reason for night terrors?
Underdeveloped myelin sheath and neural connections (not well coordinated and organised)
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What is narcolepsy?
Sudden sleep attacks, directly from waking to REM. (also suffer unrelenting excessive sleepiness)
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How long do narcoleptic sleep attacks last?
30 seconds - 30 minutes
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What is fatal familial insomnia/FFI?
A dominant genetic disorder where you can't get beyond stage 1 sleep
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What is the cause of FFI?
a mutation affecting the thalamus circuitry
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Other cards in this set

Card 2

Front

What causes insomnia?

Back

stress and anxiety

Card 3

Front

How is insomnia an example of an ironic process of mental control?

Back

Preview of the front of card 3

Card 4

Front

What do BZs bind to and what are they useful for?

Back

Preview of the front of card 4

Card 5

Front

What is sleep apnoea?

Back

Preview of the front of card 5
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