Why does goose bumps appear when it's cold? Indeed, in this case, the area of ​​contact of the skin with air increases.

Why does goose bumps appear when it's cold? Indeed, in this case, the area of ​​contact of the skin with air increases.

Thermoregulation Part 4

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answers (2)

Answer 1
May, 2021

This is due to irritation. You've probably noticed that the so-called "goose bumps" or "goose bumps" appear not only when it's cold, but also, for example, when you hear or just remember the sound of chalk rubbing against a board or a fork on a saucepan. This is a reaction of the body.

Answer 2
May, 2021

Well, she lifts our former wool, which should have kept warm :)

It seems to me that they explained it back in the second grade.

In the end, just look at the wiki " Piloerection in humans is a rudimentary reflex - due to the limited hairline, it has lost its practical meaning for humans. "

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