NEET UG BIOLOGY MCQ: NEURAL CONTROL AND COORDINATION

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Which one of the following is an example of negative feedback loop in humans?

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Correct option: A

Constriction of skin blood vessels and contraction of skeletal muscles when it is too cold

Option A (Constriction of skin blood vessels and contraction of skeletal muscles when it is too cold) is correct because this response helps to conserve heat and raise body temperature, representing a negative feedback loop.

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