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Vasocontriction and Vasodilation

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Question

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Why do you shiver and why do your teeth chatter when it is very cold in winter ?

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Solution

In the winter season, when our body is exposed to cold weather, sudden contraction of muscles is seen which causes shivering and chattering of teeth. This muscle moment generates more heat to keep our body in warm condition and to tolerate the chills

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Vasocontriction and Vasodilation

Standard IX Biology

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