Final answer:
The hypothalamus regulates body temperature as the body's thermostat.
Explanation:
The hypothalamus is the structure responsible for regulating body temperature. It acts as the body's thermostat by detecting blood temperature and initiating responses to maintain homeostasis. For example, when the skin senses cold, the hypothalamus signals blood vessel constriction to reduce heat loss.
Learn more about Hypothalamus and body temperature regulation here:
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