Vasoconstriction in the dermis is important to:
A)increase heat loss in a warm environment
B)conserve heat in a warm environment
C)increase heat loss in a cold environment
D)conserve heat in a cold environment

Question

Quizplus · Accepted Answer

Vasoconstriction in the dermis (decreasing blood flow to the skin) helps to conserve heat in a cold environment by reducing heat loss through the skin. This is because less warm blood is flowing to the skin surface where it would otherwise radiate heat away from the body.

Vasoconstriction in the Dermis Is Important To