Due to the contraction of smooth muscle in the walls of the dermal blood vessels,
A) the blood vessels become dilated.
B) body heat is conserved.
C) more blood enters into the heart.
D) body temperature tends to drop in that area.
E) more blood flows to the skin.

Question

Quizplus · Accepted Answer

The contraction of smooth muscle in the walls of dermal blood vessels causes the vessels to constrict (narrow), which reduces blood flow to the skin. This action helps to conserve body heat by minimizing heat loss through the skin.

Due to the Contraction of Smooth Muscle in the Walls