PSYCH-106 Chapter Notes - Chapter 4: Laxative, Homeostasis, Neophobia
10 Jan 2017
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Motivation: a need or desire that energizes and directs behavior. Drive reduction theory: how inner pushes and external pulls interact. Maslow"s hierarchy of needs needs take priority over others. Instinct: a complex behavior that energizes and directs behavior. Drive reduction theory: idea that physiological need creates aroused tension state that motivates and organism to satisfy a need. Need drive drive reduction behaviors (eating) Homeostasis: a tendency to maintain a balanced or constant body. Incentives: a postive or negative enviormental stimulus that motives behavior. Aim to not eliminate arousal but to increase to optimal levels. Hierarchy of needs: maslow"s pyramid of human needs beginging with phisological and ending with psychological. Hunger does crazy things to us when we are starving that we wouldn"t normally do. Glucose: the form of sugar circulates in blood and provides the major source of energy for body tissues. When level low we feel hunger. Hypothalamus: small but complex neural traffic section in brain.
