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When is radiation an effective form of heat loss from the body?

belongs to book: Examination Questions and Answers in Basic Anatomy and Physiology|Martin Caon|| Chapter number:20| Question number:54

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2022-10-22

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When is radiation an effective form of heat loss from the body?

When we expose a greater amount of bare skin.
When our body temperature is greater than that of our surroundings.
When blood vessels close to the body surface are vasoconstricted.
When our body temperature is less than that of our surroundings.

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waelhammad

2022-10-22

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B: All objects radiate IR rays. If our body temp is greater than that of our surroundings, we will radiate more than we absorb from the surroundings. It is body surface area, not amount of bare skin, that determines the amount of energy radiated.

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