PSYC 1115 Lecture 2: PSYC-102-09-EmotionMotivation1
2 Nov 2018
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Info from nerves feed into 2 brain regions: hypothalamus: responsible for regulating feelings relating to self-preservation and reproduction, regulates the four fs: feeding, fighting, fleeing, (mating, amygdala: plays central role in many emotional processes, including reward and fear. Approach behaviours: lead us to seek out certain stimuli. Avoidance behaviours: lead us away from certain stimuli. Positive vs. negative valance: whether we like/avoid them. James lange theory: a stimulus causes physiological reaction which produces an emotional experience in the brain. Cannon bard theory: a stimulus triggers both physiological reaction, like arousal, and an independent brain-based emotional response. Two-factor theory: modern accepted theory of emotion arguing that emotions are based from cognitive inferences from physiological reactions. Internal role: help guide us towards particular goals. External role: communicate with others what our internal states are. Feelings: dri(cid:448)e us to(cid:449)ards or a(cid:449)a(cid:455) fro(cid:373) spe(cid:272)ifi(cid:272) goals, ca(cid:374) ha(cid:448)e positi(cid:448)e or (cid:374)egati(cid:448)e (cid:448)ale(cid:374)(cid:272)e, ge(cid:374)erated internally by our bodies, ph(cid:455)siologi(cid:272)al arousal leads to u(cid:374)a(cid:373)(cid:271)iguous feeli(cid:374)g.
