Biological Rhythms

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Cyclical changes in the way biological systems behave
Biological Rhythm
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Cycle that lasts for 24 hours
Circadian
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Circadian rhythms are set and reset by:
Light
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Example of circadian rhythm
Sleep wake cycle
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Master circadian pacemaker
Suprachiasmatic nuclei
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Process that sets the body clock
Photoentrainment
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internal circadian 'clock' described as
free running
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Hormone released from pineal gland that encourages feelings of sleep
Melatonin
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Example of study into circadian rhythms
Man in the cave
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Strength of circadian rhythms
Application of pharmacokinetics
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Weakness of circadian rhythms
Poor control in studies
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Cycle lasts for less than 24 hours
Ultradian
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Example of ultradian rhythms
BRAC
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Psychologists associated with BRAC
Kleitman
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Cycle that lasts longer than 24 hours
Infradian
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Example of a monthly infradian rhythm
Menstrual cycle
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Example of a yearly infradian rhythm
SAD
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Strength of Ultradian rhythms
Violinists
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Strength of Infradian rhythms
mate choices
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Weakness of Infradian rhythms
Lunar rhythms
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Other cards in this set

Card 2

Front

Cycle that lasts for 24 hours

Back

Circadian

Card 3

Front

Circadian rhythms are set and reset by:

Back

Preview of the front of card 3

Card 4

Front

Example of circadian rhythm

Back

Preview of the front of card 4

Card 5

Front

Master circadian pacemaker

Back

Preview of the front of card 5
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