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Explain how blood vessels help to regulate a human's body temperature (3marks)

The blood vessels dilate and widen, which means that the blood flows closer to the surface of the skin, so more heat is able to be released, which cools the overall body temperature.

Answered by Bill C. • Biology tutor

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Explain how blood vessels help to regulate a human's body temperature (3marks)

Related Biology GCSE answers

What is the function of enzymes and give an example of one.

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Two people who are heterozygous for retinitis pigmentosa are expecting a baby. Draw a genetic diagram to calculate the probability that the baby will have the condition. Use R for the normal allele and r for the allele for retinitis pigmentosa.

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