Sleep (Restoration theory)

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  • Created by: Sophie
  • Created on: 28-05-15 09:33
What is the function of sleep according to Oswald?
REM - restores brains biochemistry Non-REM - growth and repair
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How does the ultra marathon runners study support this?
Ultra marathon runners spend more time in stage 4 sleep after a race so their bodies can repair
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What did Ryback + Lewis find?
Students spent 6 weeks resting in bed and still got a normal amount of sleep.
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What might we expect from children who sleep more?
Would expect them to be taller (more sleep - more growth hormone) however this is not the case.
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How might lack of sleep cause fibrositis?
less sleep means less growth hormone secreted. This leads to muscle wasting which leads to fibrositis.
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Why might sleep deprivation be associated with disruption of dopamine?
In sleep deprivation studies participants experienced hallucinations and schizophrenic symptoms that are normally associated with disruption of dopamine.
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How do MAOI's affect sleep?
MAOI's increase levels of serotonin and noradrenaline. Patients taking MAOI's get less REM - perhaps because MAOI's do the same job
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Why ors restoration theory lack face validity?
Suggests that the brain restores itself when it's at its busiest (during REM)
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How does Kales et al provide support for restoration theory?
Found that insomniacs suffer from more physiological problems
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Card 2

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How does the ultra marathon runners study support this?

Back

Ultra marathon runners spend more time in stage 4 sleep after a race so their bodies can repair

Card 3

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What did Ryback + Lewis find?

Back

Preview of the front of card 3

Card 4

Front

What might we expect from children who sleep more?

Back

Preview of the front of card 4

Card 5

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How might lack of sleep cause fibrositis?

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