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Provide an explanation for the cooling effect of sweat in humans and panting in dogs.
Why are sweating and panting the cooling adaptations of last resort


Sagot :

Sweating in humans and panting in dogs are processes that allows the body to dissipate excess heat from the body via evaporation which causes a cooling effect.

The body regulates its temperature in several ways, and one of the ways include sweating in humans and panting in dogs. To balance the body temperature, humans and dogs sweat and pant as a last resort to dissipate the excess heat generated by the body as cooling adaptations.

When humans sweat, moisture in the body is lost through the skin surface via evaporation.  The same happens when dogs pants. Saliva evaporates  and excess heat is lost in the process as the body cools off.

In an environment that is dry and hot, humans and dogs will will resort to sweating and panting respectively, in an attempt to dissipate the excess heat generated by the body as cooling adaptations.

Learn more about cooling adaptations here:

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