PSYC 1101 Chapter 9: Chapter 9
Document Summary
Drive-reduction theory: we have physiological needs (water, or food) If a need is not meet, it creates a drive, an aroused, motivated state (hunger or thirst: the drive pushes us to reduce the need (drinking or eating) This behavior is called homeostasis, our body"s natural tendency to maintain a steady internal state. Incentives: environmental stimuli that attract or repel us, depending on our individual learning histories, example: you smell freshly baked bread at your friend"s kitchen when you are hungry you will feel strong drive. Arousal theory: people seek an optimal level of arousal that maximizes their performance, yerkes-dodson law, moderate arousal leads to optimal performance. Hierarchy of needs: abraham maslow"s hierarchy of needs, we prioritize survival-based needs and then social needs more than the needs for esteem and meaning. Pangs of an empty stomach are not the only source of hunger. Body chemistry and the brain: glucose major source of energy that circulating in your bloodstream.
