Psychology 1000 Lecture Notes - Lecture 5: Botulinum Toxin, Amygdala, Brainstem

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Dr.Mike

Document Summary

Moderate increases or decreases in arousal are pleasurable anymore and its not pleasurable or unpleasant. Reicular acivaing system: ras, acivates cortex, triggering the ras. Reicular acivates the brain sns acivates the body. Darwin: expression intensiies experience: supporing darwin, facial feedback hypothesis. Izard (1977: updated james lange theory, common sense theory. Bodily arousal: james lange theory. Percepion of emoion (fear: izard : facial feedback. Changes in facial expression responsible for disinct emoion. Number of studies indicate that appropriate expression yields emoion: laird (1974) Self reported happiness is higher among smile group. Self reported anger higher among frown group: laird (1974) Simuli seen as funnier for funnier group: stack et al. (1988) Holding a pencil in teeth or lips: ekman, levenson, and friesen (1983) Low: happy, disgust, surprise, is is facial expression necessary. Paient (f. p. ) could not display emoions, but did report feeling emoional. Inject botox, fmri scans before and ater while displaying anger. Lower acivity level in amygdala and brainstem ater.