9.1-9.7 Perspectives on Motivation & Hunger and Eating Flashcards
A force that leads an individual to behave in a particular way
Motive
A genetically endowed tendency to behave in a particular way
Instinct
The body’s tendency to maintain internal equilibrium through various forms of self-regulation
Homeostasis
A state of internal bodily tension, such as hunger or thirst or the need for sleep
Drive
A distributed network of brain regions, including the amygdala, that respond to many types of pain
Pain matrix
An incentive that is being pursued for its own sake
Intrinsically rewarding
An incentive that is being pursued because of rewards that are not an inherent part of the activity or object
Extrinsically rewarding
The hypothesis that hunger and earing are regulated by the body’s monitoring and adjustment of blood glucose levels
Glucostatic hypothesis
The hypothesis that adipose tissue plays an important role in governing hunger and regulating longer-term energy balance
Lipostatic hypothesis
The weight an organism will seek to maintain despite alterations in dietary intake
Body weight set point
The rate at which the body uses energy
Metabolic rate
The amount of food that is regarded as a single serving
Unit bias
An eating disorder characterized by an extreme concern with being overweight and by compulsive dieting, sometimes to the point of self-starvation
Anorexia nervosa
An eating disorder characterized by repeated binge-and-purge bouts
Bulimia nervosa
A measure of whether someone is at a healthy weight or not; Calculated as one’s weight in kilograms divided by the square of one’s height in meters
Body mass index (BMI)
