W9

Question 1

where do emotions start in the brain?

Answer 1

PFC

Question 2

what is memory extinction?

Answer 2

pavlov found that overtime if the animal was no longer being conditioned that the conditioned response would go away overtime it is not unlearning tho it is due to a new memory being learnt that replaces the original one and this is what is extinction - old memory can be retrieved

Question 3

whats white matter?

Answer 3

it is the connection between brain areas - PFC and amygdala - if its bigger = bigger capacity to inhibit the amygdala

Question 4

what is the PAG - periaqueductal grey - different parts of it?

Answer 4

dlPAG - active response eg fight/escape
vlPAG - freezing response - freeze not to be detected/prepare to fight

Question 5

what are the 6 core emotions

Answer 5

anger
sadness
happiness
fear
disgust
suprise

Question 6

are emotionbal facial expressions global?

Answer 6

• transferable measure of emotion
• they are global and not necessarily learnt
• can be some cross cultural confusion

Question 7

what is the amygdalas rolein the recogition of emotional facial expressions?

Answer 7

• those with damaged amygdala struggle with recogition = sugg its involvement
• evidence is strongest with fear emotions
• damage to amygdala doesnt affect regonition of emotion based on voice tone = could only be involved in facial

Question 8

producing emotions? role of amygdala

Answer 8

• damage amygdala = emotionally dull
• impaired facial expressions
• however SM could produce facial expressions and she had bilateral amygdala damage

Question 9

production of emtional facial expressions - lateralisation

Answer 9

evidence left side of face is more expressive and therefore right side of brain important in producing facial expressions