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Sleep deprivation

Sleep deprivation. By the end of the lesson. You should be able to list several physical effects of sleep deprivation You should be able to list several psychological effects of sleep deprivation

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Sleep deprivation

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  1. Sleep deprivation

  2. By the end of the lesson....... • You should be able to list several physical effects of sleep deprivation • You should be able to list several psychological effects of sleep deprivation • You should be able to distinguish between physical and psychological effects of sleep deprivation • You should be able to distinguish between long and short term effects of sleep deprivation • You should be able to apply this knowledge to case studies • You should have a greater understanding of psychological enquiry

  3. Anecdotal Peter Tripp

  4. Peter Tripp • Awake for 8 days • Delusions • Hallucinations • No long term effects • Not studied under well controlled conditions

  5. Observational Randy Gardner

  6. Randy Gardner • 11 days awake • 17 year old Student • Disorganised speech • Blurred vision • Paranoia

  7. Randy Gardner • Recovered 25% of lost sleep over following days • 70% of stage 4 sleep • 50% of REM sleep • Suggests stage 4 and REM are far more important than the other stages of sleep

  8. Animal Studies Everson et al (1989)

  9. Everson et al (1989) Loss of sleep led to................... • Increased metabolic rate • Weight loss • Body sores, due to lack of immune response to bacteria • Death at average of 19 days

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