Thermoregulation · Physiology

Which statement best describes thermoregulation in humans?

  1. It depends entirely on conscious behavioral responses
  2. It keeps body temperature within narrow limits
  3. It operates only during environmental temperature extremes
  4. It is directed solely by the cerebral cortex
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Correct answer: It keeps body temperature within narrow limits

Human thermoregulation keeps core temperature within a narrow physiological range. It relies on coordinated neural, hormonal, and behavioral mechanisms.

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