PSYC 3420H Lecture Notes - Lecture 2: Dieting, Cortisol, Ghrelin

• School: Trent University
• Department: Psychology
• Course: PSYC 3420H
• Professor: Fergal O' Hagan

Document Summary

Lecture 2 & chapter three - thurs may 14. Identify the brain structures implicated in approach and avoidance: elaborate the 3 key principles of brain function related to emotion and explain how aroused motivation and emotion occur o motivation and arousal o emotion. Identify the key neurotransmitter pathways implicated in motivation and: the motivated and emotional brain o. Emotional brain: all states include brain participation. What you mood is while doing it: three principles, specific brain structures generate specific motivational states (hypothalamus - hunger) states. Feeling good, pleasure: approach oriented brain structures, hypothalamus. Starts sympathetic nervous system for fight or flight reactions: medial forebrain bundle. Forms the pleasure centre: orbitofrontal cortex, septal area, nucleus accumbens. Learning the incentive value of events, making choices. Pleasurable experience of reward, hotspot for liking: anterior cingulate cortex. Inactive during depression: cerebral cortex (frontal lobes) Making plans, setting goals, formulating intentions: left prefrontal cerebral cortex.