Use the following information to answer the next few questions.
It is wintertime and your pet lizard has somehow escaped into the backyard. After much searching, you find him basking on a rock in the sun trying to keep warm.
-To conserve heat, it is likely that
A)blood vessels in the extremities are dilated.
B)blood pressure has decreased in the extremities.
C)blood vessels in the extremities are constricted.
D)the lizard will utilize countercurrent exchange.
E)the lizard will become a termperature conformer.

Question

Quizplus · Accepted Answer

To conserve heat, the lizard needs to reduce heat loss from its extremities, which is best accomplished by constricting blood vessels in the extremities. This reduces the amount of warm blood that is delivered to these areas and also reduces the amount of heat that is lost to the environment. Choices A, B, D, and E are incorrect.

Use the Following Information to Answer the Next Few Questions