8 - Everyday memory and memory errors Flashcards
what is autobiographical memory
memory for specific experiences in our lives that can include episodic and semantic dimensions
what are the two most important aspects of autobiuophraical memory
- it is multidimensional
2. some events are better remembered than others
why is autobiographical memory multidimensional?
- multimodal sensory aspects
what happens to patients who loose the ability to recognize or visualize objects bc of dmg to the visual cortex
experience a loss of autobiographical memory
explain Cabeza’s findings on photographs and autobiographical memory
photos taken by the participant activated more extensive brain networks than pictures of the same location taken by others
- reflects the richness of ab memory
what is the reminiscence bump
increase in memory for events during adolescent and you adulthood
explain the self image hypothesis
memory is enhance for events that occur as someones self-image is under development
what is the cognitive hypothesis
- what is the best evidence for this
periods of rapid change immediately followed by stability cause stronger encoding
- immigration during the 30s causes bimodal rem. bump
what is the cultural script hypothesis
events in individuals lives become easier to remember if they conform to the cultural script
what its he youth bass
the tendency for notable public events to be perceived as occurring while we are young
what were the outcomes of Labar and Phelps study on emotional vs neutral word memory
people are better able to recall arousing terms than neutral ones
- same with images
what area its very active in the brain while perceiving arousing words
- what happens when this area is damaged
the amygdala shows higher fMRI activity during emotional words
- Bp had damage to amygdala.
- resulted in no improved memory for emotional events compared to controls
how are emotions related to memory consolidation
- enhancing effects
- stimulating the CNS of rats after task training enhances memory in rats
- cortisol released during and after emotional thought to have the same mechanism
explain Cahill’s study n the amygdala and emotional memory
coristol enhances memory for emotional pictures but not non-emotional ones
- stress (immerse arm in water) vs no stress groups
- those exposed to stress had higher recall of the emotional pictures, no diff in the non emotional groups
what are flashbulb memories
- what is special about them?
a persons memory for the circumstances surrounding shocking events like 9/11
- relates to how someone heard about an event, not the event itself
- Brown and Kulik; remembered for a long time, vivid and detailed