Chapter 10 - Motivation & Emotion Flashcards
motivation
A process that influences the direction, persistence, and vigor of goal-directed behavior
instinct
An inherited characteristic, common to all members of the species, that automatically produces a particular response when the organism is exposed to particular stimulus
homeostasis
The maintenance of biological equilibrium, or balance, within the body
drive theory
the theory that physiological disruptions to homeostasis produce states of internal tension (called drives) that motivate an organism to behave in ways that reduce this tension
incentive
An environmental stimulus or condition that motivates behavior
expectancy x value theory
a cognitive theory that goal-directed behaviour is jointly influenced by 1) the person’s expectancy that a particular behaciour will contribute to reaching the goal and 2) how positively or negatively the person values the goal
extrinsic motivation
Motivation to perform a behavior to obtain external rewards and reinforcers, such as money, status, attention, and praise
intrinsic motivation
The motivation to perform a behavior simply because one finds it interesting or an enjoyable for its own sake
need hierarchy
Maslow’s view that human needs are arranged in a progression, beginning with deficiency needs and then reaching growth needs
self-actualization
In humanistic theories, and inborn tendency to strive towards the realization of one’s full potential
metabolism
The rate of energy expenditure by the body
glucose
A simple sugar that is the bodies (and especially the brain’s) major source of immediate usable fuel
CCK (cholecystokinin)
a peptide that appears to decrease eating and thereby helps regulate food intake
leptin
A hormone secreted by fat cells that decreases general appetite
paraventricular nucleus (PVN)
A cluster of neurons in the hippocampus packed with receptor sites for transmitters that stimulate or reduce appetite