PSYB64H3 Chapter 9: Key Notes
Document Summary
Homeostasis: a physiological state of equilibrium or balance. Set point: a value that is defended by regulatory systems, such as core temperature or a particular body weight. Motivation: the process of activating and directing behaviour. Endotherm: an animal that can use internal methods such as perspiration or shivering to maintain body temperature the sun or shade, for maintaining body temperature. Ectotherm: an animal that relies on external methods, such as moving into. Fever: a carefully controlled increase in the body"s thermal set point that is. Hyperthermia: a life-threatening condition in which core body temperature often helpful in ridding the body of disease-causing organisms increases beyond normal limits in an uncontrolled manner. Serotonin syndrome: a life-threatening condition characterized by hyperthermia and muscular rigidity caused by excess serotonin activity due to medication use. Hypothermia: a potentially fatal core body temperature below 38 c/87. 8 f. Preoptic area (poa): a part of the hypothalamus involved in a number of regulatory functions.
