PSYC 2230 Lecture Notes - Libido, Xerostomia, Drive Theory
26 Jun 2014
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Chapter 5 (photocopy), chapter 5, and chapter 6 correlate. Chapter 5: drive theory and motivational psychology (photocopy: 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 drive. Any behaviour that satisfies the need and reduces the drive is reinforced. Behaviours that are strong are not easily given up. Pain is a drive: drive (d) as psychic energy that accumulates in the personality structure of the id. Energy beyond a certain point is unpleasant since organism governed by principle of constancy . Reduce excitation in nervous system and this pleasurable. Increase in excitation is unpleasurable: freud said moving force (drive) has four characteristics: Cathexis: the investment of mental and emotional energy into certain actions or objects.
