Biopsychology - pace makers and Zeitgebers

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internal body clocks that regulate many of our biological rhythms such as the influence of the suprachiasmatic nucleus on the sleep wake cycle
endogenous pacemakers
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external cues that may affect or entrain our biological rhythms, such as the influence of light on the sleep wake cycle
exogenous Zeitgebers
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a daily cycle of biological activity based on a 24-hour period
sleep/wake cycle
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study 1 - this person destroyed the SCN connections in the brain of 30 chipmunks who were then returned to their natural habitat and observed for 80 days
DeCoursey
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study 1 - the year of this study
2000
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study 2 - this person bred mutant hamsters with a 20-hour sleep wake cycle to see the importance of SCN
Ralph
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study 2- the year of this study
1990
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study 3 - these people demonstrated that light may be detected by skin receptor sites on the body even when the same information is not received by their eyes. they did this by shining light on the back of p's knees at various times of the night
Campbell and Murphy
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study 3 - the year of this study
1998
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Other cards in this set

Card 2

Front

external cues that may affect or entrain our biological rhythms, such as the influence of light on the sleep wake cycle

Back

exogenous Zeitgebers

Card 3

Front

a daily cycle of biological activity based on a 24-hour period

Back

Preview of the front of card 3

Card 4

Front

study 1 - this person destroyed the SCN connections in the brain of 30 chipmunks who were then returned to their natural habitat and observed for 80 days

Back

Preview of the front of card 4

Card 5

Front

study 1 - the year of this study

Back

Preview of the front of card 5
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