How long did Siffre spend underground in the Alps in 1962?
61 days
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How long do circadian rhythms last?
24 hours
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Internal biological clocks are called...?
Endogenous pacemakers
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External cues from the environment are called...?
Exogenous zeitgebers
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How long were the circadian rhythms of the participants that Aschoff and Wever (1976) placed in an underground bunker without any exogenous zeitgebers?
Between 24 and 25 hours, but with some up to 29 hours
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When is core body temperate at its lowest?
4:30am
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When is core body temperate at its highest?
6:00pm
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When in the day is there a temperature 'trough'?
Midday - after lunch
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Hormone production follows a circadian rhythm?
True
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When are cortisol levels at their lowest?
Midnight
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When are cortisol levels at their highest?
6am
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Who altered participants' circadian rhythms down to 22 hours and up to 28 using artificial light?
Czeisler
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Who found that there are differences in the circadian rhythms of 'larks' and 'owls'?
Duffy
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Folkard et al (1997) investigated the relationship between core body temperature and what other variable?
Cognitive ability
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When did Gupta (1991) find that people perform the best in IQ tests?
7:00pm
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How much more 'meaningful material' did the children read stories in the afternoon group recall in the study by Folkard et al (1977)?
8%
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Other cards in this set
Card 2
Front
How long do circadian rhythms last?
Back
24 hours
Card 3
Front
Internal biological clocks are called...?
Back
Card 4
Front
External cues from the environment are called...?
Back
Card 5
Front
How long were the circadian rhythms of the participants that Aschoff and Wever (1976) placed in an underground bunker without any exogenous zeitgebers?
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