<prompt> During high temperature body is prevented from heat byCutaneous vasodilatationCooling effect of sweatIncreased cutaneous vasodilatation and cooling effect of sweatShivering  <response>: C Increased cutaneous vasodilatation and cooling effect of sweat TEMPERATURE-REGULATING MECHANISMS.Mechanisms activated by coldMechanisms activated by heat Increase heat production Increase heat loss Shivering Cutaneous vasodilation Hunger Sweating Increased voluntary activity Increased respiration Increased secretion of norepinephrine and epinephrine Decrease heat production Decrease heat loss Anorexia Cutaneous vasoconstriction Apathy and inertia Curling up Horripilation 