During exercise, one generates excess heat and the body temperature rises. As a response, blood vessels dilate in the skin, warm blood flows closer to the body surface, and heat is lost. This is an example of __________.

According to my research on studies conducted by medical professionals, I can say that based on the information provided within the question this is an example of a Negative Feedback Loop. Negative feedback is a reaction that causes a a function to decrease because of some kind of stimulus. For example, if your body temperature is too high, a negative feedback loop will act to bring to normal levels by causing the body to sweat. Which is what is happening in the situation.

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