Motivatio1 - Motivation Motivation is a need or desire that...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Motivation Motivation is a need or desire that energizes and directs behavior. The early view that instincts control behavior was replaced by drive-reduction theory, which maintains that physiological needs create psychological drives that seek to restore internal stability, or homeostasis. In addition, some motivated behaviors increase arousal, and we are pulled by external incentives. According to Maslow, some motives are more compelling than others. Hunger seems to originate from changes in glucose and insulin levels that are monitored by the hypothalamus. To maintain a set-point weight the body also adjusts its basal metabolic rate. Culture affects tastes, and the sight and smell of food can trigger hunger. Psychological influences on eating behavior are most evident in those who are motivated to be abnormally thin. In studying obesity, psychologists have found that a number of physiological factors make it difficult to lose weight permanently. Those who wish to diet should minimize exposure to food
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 12/04/2011 for the course PSY 2012 taught by Professor Scheff during the Fall '08 term at Broward College.

Ask a homework question - tutors are online