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

Question

Quizplus · Accepted Answer

When organisms are trying to conserve heat, they often constrict blood vessels in their extremities to reduce heat loss from those areas. This helps to maintain core body temperature.

Answer: D 
 Countercurrent exchange is a mechanism that some organisms use to conserve heat. In this process, warm blood from the core of the body flows past cooler blood from the extremities before returning to the heart. This helps to transfer heat from the warm blood to the cooler blood, reducing heat loss and conserving energy.

Use the Following Information to Answer the Next Few Questions