Memory 💭 Flashcards
What is the capacity of LTM?
Unlimited
What is the duration of STM?
30 seconds
What is the duration of LTM?
2 mins to 100 yrs
How is STM encoded?
Acoustically
How is LTM encoded?
Semantically
Capacity study for STM?
JACOBS
Digits and letters.
Digits easier to recall. 9.3 items
Duration study for STM?
P&P
Trigrams.
90% 3 secs
2% 18 secs
Encoding study for STM?
BADDELEY.
Acoustically similar & dissimilar words
Duration study for LTM?
BAHRICK
Names - faces from school
Different periods of time
Encoding study for LTM?
BADDELEY
Semantically similar words.
Who came up with the multi-store memory model?
Atkinson & Schiffrin
What are the 3 memory stores in the MSM?
Sensory, short, long
Who came up with the working memory model?
Baddeley
What are the 3 types of LTM?
Episodic
Semantic
Procedural
EFF: Interferance
Memory disrupting ability to recall another one
EFF: Proactive interferance
Past learning interferes with current learning
EFF: Retroactive interference
Current learning disrupting past learning
What is a cue?
Acts as a reminder as it links to what is being remembered
What is retrieval failure?
Lack of cues meaning a memory cannot be retrieved.
EWT: what is it?
Eye witness testimony
Evidence provided by witnesses of an event
EWT: Leading Q
Suggests the desired answer and often leads to that answer being given
EWT: Misleading information
Alters witness’ memories of event
EWT: Post-event discussion
Conversation after crime which could alter witness’ recollection of event
EWT: Anxiety
Psychological arousal
Increased heart rate & breathing rate
EWT: What are the 4 steps of the cognitive interview? CRRECPRO
Context reinstatement
Report everything
Changed perspective
Reverse order
What is the capacity of STM?
7+/-2
