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Department
Psychology
Course
PSY100H1
Professor
Michael Inzlicht
Semester
Winter

Description
Motivation is the area that studies the factors that energize, or stimulate, behavior. Some of the most commonly motivated behaviors relate to immediate biological survival (such as responding to hunger and thirst), as well as to long-term social needs (such as affiliation and achievement). A need is a state of deficiency, such as a lack of air or food. You need air and food to survive. You also need other people. Failure to satisfy the need leads to psychosocial or physical impairment. Drives are psychological states activated to satisfy needs. Needs create arousal, which motivates behaviors that will satisfy our needs. When an animal is deprived of some need (such as water, sleep or sex) a specific drive increases in proportion to the amount of deprivation. The drive state creates arousal, which activates behaviors until performing one of them reduces the drive. If a behavior consistently reduces a drive, it becomes a habit; the likelihood that a behavior will occur is due to both drive and habit. The Yerkes-Dodson law dictates that performance increases with arousal, thus creating a shape like an inver
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