3. Explain the negative feedback control of body temperature using thermoreceptors, the hypothalamus, and the temperature control center. Thermoreceptors detect changes in temperature 4. How is homeostasis maintained under heat stress? (Include heat-losing center, capillary dilation, and sweat production.) 5. How is homeostasis maintained under cold stress? (include: heat-producing center, capillary constriction, shivering) A

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