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York University
PSYC 2230
Frank Marchese

thPSYC2230A Lecture May 29 2014 Chapter 5 Photocopy Chapter 5 and Chapter 6 correlateChapter 5 Drive Theory and Motivational Psychology Photocopy 1 Concept of drive introduced originally by Freud and Woodworth in early 1900s and replaced concept of instinct Drive refers to an energized state arising out of need that propels organisms toward a goal that satisfies the need and reduces the driveAny behaviour that satisfies the need and reduces the drive is reinforcedOperant conditioningOccasionally reinforcement makes behaviours very strong Behaviours that are strong are not easily given upMay be come from unconscious A Drive Arises out of specific need B Drive is channeled into general increase arousal in behaviour that brings organism into contact with objects at may satisfy need C Drive induces responses that reduce need and drive Drive Reduction Theory of Reinforcement D Responses that lead to drive reduction are learned modes of conduct 2 Early formulation Freud in early 1900s used drive concept Trieb as moving force as energy that arouses organism and initiates behaviourDrive create tensionPain is a drive A Drive D as psychic energy that accumulates in the personality structure of the id Pressure builds and requires release B Psychic energy builds when a need exists when bodily functions change so does the energy buildup C Why this reduction in energy Energy beyond a certain point is unpleasant since organism governed by principle of constancyReduce excitation in nervous system and this pleasurable Increase in excitation is unpleasurable 3 Freud said moving force drive has four characteristicsCathexis the investment of mental and emotional energy into certain actions or objectsDecathexis sometimes easier said than doneType A A Pressure is strength of force and stronger the force the more motivated B Aim of moving force is satisfaction C Object of moving force may be internal or external to individual Object may change in course of life but moving force remains the same Fixation of an object or restricted range of objects may occur D Source of moving force is the need bodily deficit from which too much excitationhunger thirst fatigue etc arises E Freuds Model NeedPsychic D EnergyBGoalSatisfaction through need and drive reduction F Example Page 1 of 5
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