PSYCH-UA 1 Chapter Notes - Chapter Chapter 12a: 461-466, Chapter 12b: 466-473, Chapter 6a: 233-243: Leptin, Autonomic Nervous System, Neuropeptide Y
29 Nov 2016
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Chapter 12a: 461-466, chapter 12b: 466-473, chapter 6a: 233-243, handout #07. Homeostasis maintenance of internal equilibrium; the body"s tendency to maintain the conditions of its internal environment by various forms of self-regulation. Internal adjustments (mechanisms in the kidneys that control the concentration of sodium in bloodstream: diverse set of behaviors (eating when low on calories, seeking shelter when cold) Derivations from homeostasis can create an internal state of biological and physiological tension called a drive hunger, thirst, need for sleep. One of our basic biological motivations centers on thermoregulation, which refers to the process by which organisms maintain a constant body temperature: all mammals and birds are endotherms, organisms that maintain stable body temperature. Conversion process is managed by the liver, and liver keeps other organs informed about the direction in which the metabolic transaction is going, from glucose to glycogen or vice versa.
