Case 7 - Cognitive Neuroscience Flashcards
what is emotion
a mental state that arises spontaneously rather than through conscious effort and is often accompanied by physiological changes
a complex state of feeling that results in physical and psychological changes that influence thought and behaviour
why do we have emotions
keep us safe
important for learning adaptive behaviour
what did Charles Darwin say about emotion
facial emotion common across races, cultures and even species. emotion expression may have evolved as a communication device
what are the 5 components of an emtotional system
expression changes
physiological arousal
behaviour
subjective affect
cognitive appraisal
what is the main site of fear conditioning
amygdala
connections of the amygdala nuclei diagram
what is the effect of bilateral amygdala lesions In animals
Kluver-Bucy syndrome: no fear. inappropriate behaviour, excess curiosity
what are the effects of bilateral amygdala lesions In humans
curiosity overcoming fear
impaired recognition of emotional expressions
impaired recognition of dear from movie stills
generalised to other emotions (especially negative)
what are the complex emotions
empathy
guilt
what are emotional impairments a result of
focal brain damage
developmental disorders (autism)
dementia
other neurological disorders
what are some of the types of memory
long term, short term, autobiogrpahical, semantic, sensory, spatial, procedural etc
what are the different component processes
encoding, storage, retrieval
what are the different types of memory in a diagram
features of short term memory
memory for ‘nonsense syllables’
memory for number strings
digit span (remembering phone numbers)
7 (plus or minus 2)
what is the primary/recency effect
is the observation that information presented at the beginning (primary) and end (recency) of a learning episode tends to be retained better than information presented in the middle
