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| a need or desire that energizes and directs behavior. |
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| a complex behavior that is rigidly patterned throughout a species and is unlearned. |
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| the idea that a psychological need creates an aroused tension state (a drive) that motivates an organism to satisfy the need. |
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| a tendency to maintain a balanced or constant internal state; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level. |
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| a positive or negative environment stimulus that motivates behavior. |
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| the principle that performance increases with arousal only up to a point, beyond which performance decreases. |
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| Malsow'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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| the form of sugar that circulates in the blood and provides the major source of energy for body tissues. When its level is low, we feel hunger. |
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| the point which your "eight thermostat" is supposedly set. When your body falls below this weight, increased hunger and a lowered metabolic rate may combine to restore the lost weight. |
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| rhe body's resting rate of energy expenditure. |
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| a desire for significant accomplishment, for mastery of skills or ideas, for control, and for rapidly attaining a high standard. |
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| a response of the whole organism, involving (1) physiological arousal, (2) expressive behaviors, and (3) conscious experience. |
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| the theory that our experience of emotion is our awarness of our physciological responses to emotion-arousing stimuli. |
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| the theory that an emotion-arousing stimulus simultaneously trigers (1) physiological responses and (2) the subjective experience of emotion. |
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| the Schachter-Singer theory that to experience emotion on must (1) be physically aorused and (2) cognitively label the arousal. |
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| a machine, commonly used in attemts to detect lies, that measures several of the physiological responses (such as perspiration and cardiovascular and breathing changes) accompanying emotion. |
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| the tendency of facial muscle states to trigger corresponding feelings, such as fear, anger, or happiness. |
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