Psychology 1000 Chapter Notes - Chapter 11: Neuropeptide Y, Basal Metabolic Rate, Conditioned Taste Aversion

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Terry Biggs

Document Summary

Motivation: a process that influences the direction, persistence and vigour of goal-directed behaviour. Homeostasis: a state of internal physiological equilibrium that the body strives to maintain: bodily systems with sensors, control center, response and feedback, may also influence behaviour: e. g. seek shade when we"re hot. Freud: motivation is a battle between unconscious impulses struggling for release and psychological defenses are used to control: energy from unconscious motives harvested and disguised through socially accepted behaviours become an lawyer or athlete arghhhhhhhhhhh. Self actualization (at top): the need to fulfill our potential, ultimate. Metabolism: the body"s rate of energy (or caloric) utilization. Liver immediately converts stored back into glucose and vice versa: stomach and intestinal distention: satiety signals, organs stretch as they fill: signal nerves, not really dependent on volume of food though, dependent on nutrition. Intestine respond to hormones (peptides) to terminate meal (even if stomach removed): cck (cholescystokinin) by small intestine into bloodstream when food arrives.