PSYC 102 Lecture Notes - Lecture 9: Autonomic Nervous System, Spinal Cord, Libido

• School: UBC
• Department: Psychology
• Course: PSYC 102
• Professor: Darko Odic

Document Summary

Motivational states psychological and physiological states that initiate and direct the organism towards specific goals. Feelings physiological arousal, internally (hunger, thirst, libido, pain) Emotions motivational states, external events (happiness, sadness, anger, fear, disgust, surprise) Autonomic nervous system (ans) set f nerves that carry involuntary and automatic commands from blood vessels, body organs, and glands. Sympathetic nervous system set of nerves that prepare your body for action in challenging or threatening situations. Parasympathetic nervous system a set of nerves that return your body to its normal resting state. Amygdala many emotional processes, including reward and fear. Approach behaviours behaviours that lead us to seek out certain stimuli. Avoidance behaviours behaviours that lead us to get away from certain stimuli. Positive valence good and we like them. James-lange theory a stimulus causes physiological reaction which produces an emotional experience in the brain. Problems: emotions are much faster than bodily reactions. Not enough bodily reactions for each separate emotion.