PSY 205 Lecture Notes - Lecture 7: Leptin, Facial Feedback Hypothesis, Genetic Predisposition

• School: Syracuse University
• Department: Psychology
• Course: PSY 205
• Professor: Shannon Houck

Document Summary

Needs, wants, interests, and desires that propel people in certain directions: motivation. Hypothetical, internal state of tension that motivates an organism to engage in activities that should reduce this tension. The unpleasant states of tension are seen as disruptions of equilibrium. Motivated to pursue actions that will lead to drive reduction. External goal that has the capacity to motivate behavior: drive and incentive - push verses pull. Drive emphasizes how internal states of tension push people in a certain direction. Incentive emphasizes how external stimuli pull people in certain directions. Drive theories say that the source of motivation lies within the organism. Incentive theories say that the source of motivation lies outside the organism. 9. 2 - the motivation of hunger and eating. Biological factors in the regulation of hunger: brain regulation. Experience of hunger is controlled in the hypothalamus. When lateral hypothalamus was destroyed, animals showed little or no interest in eating.