The hypothalamus controls body temperature. The anterior hypothalamus controls heat loss, and the posterior hypothalamus controls heat production. What heat conservation mechanisms will the posterior hypothalamus initiate when it senses that the client's body temperature is lower than comfortable?
A) Vasodilation and redistribution of blood to surface vessels
B) Sweating, vasodilation, and redistribution of blood to surface vessels
C) Vasoconstriction, sweating, and reduction of blood flow to extremities
D) Vasoconstriction, reduction of blood flow to extremities, and shivering