PSYB55H3 Chapter 10: PSYB55 Chapter 10 Notes
Document Summary
The papez circuit describes the brain areas that james papez believed were involved in emotion. They include the hypothalamus, anterior thalamus, cingulate gyrus, and hippocampus. The limbic system incl"s these struct"s and the amygdala, orbitofrontal cortex, and parts of the basal ganglia. Investigators no longer think that there is only 1 neural circuit of emotion. Rather, depending on the emotional task/situation, we can expect diff neural systems to be inv"d. + or -) and arousal (very pleasant to very unpleasant). facial expression: the nonverbal communic"n of emotion by manipulation of particular groups of facial muscles. Research findings suggest 6 basic human facial expressions repr the emotional states anger, fear, disgust, happiness, sadness, and surprise: duchene was able to trigger muscle contractions in his patient who had facial anesthesia. Emotions have been characterized as either basic or complex, varying along dimensional lines. 6 basic human facial expressions repr emotional states: anger, fear, disgust, happiness, sadness, and surprise.
