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12 Cards in this Set
- Front
- Back
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a need or desire that energizes and directs behavior
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Motivation
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a complex behavior that is rigidly patterned throughout a species and is unlearned
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Instinct
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the idea that a physiological need creates an aroused tension state (a drive) that motivates an organism to satisfy the need
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Drive-Reduction Theory
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a tendency to maintain a balanced or constant internal take; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level
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Homeostasis
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a positive or negative environmental stimulus that motivates behavior
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Incentive
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Maslow's pyramid of human needs, beginning at the base with physiological needs that must first be satisfied before higher-level safety needs and then psychological needs become active
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Hierarchy of Needs
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the form of sugar that circulates in the blood and provides the major source of energy for body tissue. when its level is low, we feel hunger.
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Glucose
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the point at which an individual's "weight thermostat" is supposedly set. when the body falls below this weight, an increase in hunger and a lowered metabolic rate may act to restore the lost weight
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Set Point
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the body's resting rate of energy expenditure
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Basal Metabolic Rate
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an eating disorder in which a person (usually an adolescent female) diets and becomes significantly (15% or more) underweight, yet, still feeling fat, continues to starve
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Anorexia Nervosa
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an eating disorder characterized by episodes of overeating, usually of high-calorie foods, followed by vomiting, laxative use, fasting, or excessive exercise
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Bulimia Nervosa
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significant binge-eating episodes, followed by distress, or guilt, but without the compensatory purging , fasting, or excessive exercise that marks bulimia nervosa
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Binge-Eating Disorder
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