Theories of Sleep

13 cards


 
  
Created Jan 13, 2013
by
char1410

 

 
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1
Evolutionary Explanation of Sleep
Description
 
Lifestyle factors
- Aquatic vs terrestrial
- Diurnal vs nocturnal
- Predator...
2
Evolutionary Explanation of Sleep
Meddis (1975) Predator Prey Status THEORY
 
Sleep keeps vulnerable prey animals safe when normal activties impossible
Diurnal can't...
3
Evolutionary Explanation of Sleep
Webb (1982) Hibernation THEORY
 
Emphasises importance of energy conversation
Animals hibernate to conserve energy when...
4
Evolutionary Explanation of Sleep
Allison and Chicchetti (1976)
 
Prey animals sleep significantly less than predators oppose Meddis
Basal...
5
Evolutionary Explanation of Sleep
Lesku et al (2006)
 
Herbivores had less REM and total sleep time 
BMR negatively correlated with NREM...
6
Evolutionary Explanation of Sleep
Pilleri (1979)
 
Indus dolphins have evolved blindness, despite dangers from floating debris still have short...
7
Evolutionary Explanation of Sleep
Alternative Explanation
 
Restoration Theory
8
Restoration Theory of Sleep
Description
 
Sleep essential for restoring body and mind
REM - Essential for brain restoration. People...
9
Restoration Theory of Sleep
Shapiro (1981)
 
People who completed ultra marathon slept extra 1.5 hours 2 nights after race and stage 4 sleep...
10
Restoration Theory of Sleep
Ryback and Lewis (1971)
 
Healthy volunteers who spent six weeks in bed had no change in their sleep patterns
11
Restoration Theory of Sleep
Peter Tripp
 
Long term effects:
- Divorced
- Lost job
- Drifted
Short term effects:
12
Restoration Theory of Sleep
Alternative Explanation
 
Evolutionary approach
13
Theories of Sleep
Issues and Debates
 
Reductionist - Evolutionary NOT reductionist as it incorporates range of environmental factors,...

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