Describe what happens when the lateral hypothalamus and the ventromedial nucleus of the hypothalamus are lesioned.

Eating, Drinking, and Temperature Regulation

Learning Objectives:After completing this chapter, you should be able to:Identify the areas of the hypothalamus responsible for regulation of body temperature and food and water intake.Describe the differences between endotherms and ectotherms.Explain the mechanisms for shivering and nonshivering thermogenesis.•Illustrate what happens when a person is exposed to a cold or a warm environment.Explain the relationship between Energy IN, Energy OUT, and body weight.Differentiate between homeostasis and allostasis.Describe what happens when the lateral hypothalamus and the ventromedial nucleus of the hypothalamus are lesioned.Identify drugs, hormones, and neuropeptides that stimulate or inhibit.Describe possible causes for obesity, bulimia nervosa, anorexia nervosa, and pica.Explain the differences between regulation of the intracellular and extracellular fluid compartments in the human body.Give examples of secondary versus primary drinking