The daily fluctuations in body temperature and the sleep-wakefulness cycle are called

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Quizplus · Accepted Answer

Circadian rhythms refer to the daily fluctuations in body temperature and the sleep-wakefulness cycle, which typically follow a 24-hour cycle. Infradian rhythms refer to longer cycles, such as menstrual cycles, while ultradian rhythms refer to shorter cycles, such as heart rate variability. Alpha rhythms refer to the brain waves present during wakeful relaxation.

The Daily Fluctuations in Body Temperature and the Sleep-Wakefulness Cycle