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52 Cards in this Set
- Front
- Back
- 3rd side (hint)
Recall of a current list of items is affected by the memory of a previous list.
Material presented earlier interferes with retention or recall of recent information. |
proactive interference
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Distractor Task
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attempts to quantify duration of immediate memory.
Typically consists of counting backwards for a period of time. |
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Attempts to quantify the capacity of immediate memory.
Word attributed to maximum capacity of immediate memory (STM) |
Memory Span
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Brown-Peterson Distractor Task
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Few items presented for retention (usually three letters or words.
Then Distractor task is instructed to be performed. Recall of list items is asked after random amount of time doing Distractor Task. |
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Release from proactive Interference
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Occurs when semantic categories of list items changes.
Due to proactive interference laoding onto a single category of words, the change frees up immediate memory to newer category. |
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Longest sequence of items that can be recalled in correct order after a single presentation.
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Span (Memory Span)
Recall initiated immediately, with no delays or distractors. |
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George Miller (1956)
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Magical Number 7, plus or minus 2
(referring to average memory span in short term memory) |
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Word Length effect
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More items can be remembered when shorter words are the "to-be-remembered" items.
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Articulation Hypothesis
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The longer a word is taken to articulate, the longer it takes to rehearse and therefore takes longer to retain for later recall.
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Working Memory
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Short Term Memory
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Five features which differentiate Short Term Memory from Long Term Memory
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Acoustic Encoding
Limited Capacity Limited Duration Susceptibility to forgetting Transfer to Long-Term Memory |
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Which are remembered more easily for Long Term Memory:
Semantic or Acoustic interpretation of Words |
Long Term Memory encodes words with are Semantically different more easily.
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Acoustic Encoding
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A method of encoding which words are remembered as they sound.
(Predominantly, Short Term Memory) |
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Rehearsal strategy for Short Term Memory
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Speech based memorization.
Remembering the sounds of words numbers etc. |
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Rehearsal strategy for Long term Memory
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Finding meaning, applying meaning, use of semantic memory.
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How are LTM stores used to aid STM stores
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Some items are temporarily stored within the Long Term Store while the additional newer items processed into the short term store.
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What can constitute an "item"
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Word, letter, digit.
Preexisting unit of knowledge within the LTM. This can also mean using coding systems to encode complex lists ex: Binary codes to alphabets. |
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Limited Duration of Short Term Memory,
How long are they? |
Forgetting can occur after 15-30 of distraction
Or Clinical Usage of Recent Memory: 1 to several minutes. |
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Suffix Effect
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Occurs when a recurring item given at the end of many lists creates blurring of "to-be"remembered" items at the end of the list.
Typically more present in language sound items (okay, now recall) instead of sounds like a buzzer. |
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Divided Attention Task
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Where a task is completed in the presence of background conditions (tv noise, etc.)
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Fun Fact!
Varying patterns of noise cause more disruption to memory span than a constant unvarying pattern. |
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Atkinson and Shiffrin's Model for STM to LTM storage
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Rehearsal,
Repetition allows STM more opportunity to encode information into long-term store. |
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Verbal rehearsal increases what type of knowledge?
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New vocabulary words
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Who is K.F. What is his impairment
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K.F. had impaired Verbal short term memory, thus can not recall words that are said to him, yet he is capable of memorizing a list of ten words....
This leads to two possibilities: retention in STM is not necessary, or different STM stores are used to deposit items into LTM |
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Reasons to why memories in STM do not always process into LTM
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Activities must be employed:
Forming mental images, actively interassociating between LTM and STM, organizing materials with STM help and benefit LTM retention. |
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DMTS (Delayed Matching-to-Sample Procedure)
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A to-be-remember- stimulus is presented, and after a brief delay, several choices stimuli are given, and when subjects choose the stimuli that "matches" the sample is rewarded.
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When a random sequence is given of a point on a grid moving to different locations, the recall of this pattern is part of what type of STM
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Spatial Short Term Memory
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Spatial Short Term Memory Span is more effective when associated with what skill?
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Mathematical Skills
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Retroactive interference
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when the distracting materials effect memory of previously memorized lists.
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Name 5 Short term Memory stores
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Visual
Motor Movements Spatial Odor |
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In what order to the hearing impaired used encoding methods
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Sequentially
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Name the four stores of the Working Memory Model
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Phonological Memory
Visuospatial Memory Central Executive (controls the allocation of memory) Episodic Memory |
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Phonological Store
What does it consist of? |
Contains Verbal material,
where language processes, rehearsal, verbal problem solving, arithmetic. |
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Visuospatial Sketchpad
What does it store? |
Visual cues,
Spatial patterns In dual memory task, both a pattern and the symmetry of that pattern may be tested. |
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Verbal Suppression Technique
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Remembering a string of words is disrupted by simultaneously having to repeat irrelevant speech sounds.
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Central Executive
What does it do? |
Focuses, allocates or distributes attention across multiple tasks.
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Episodic Buffer
Name it's three functions |
Integrate information across:
A. Phonological and Visual stores B. Central Executive C. Information entry and retrieval from long-term memory |
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One factor affecting memory in those aging
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Slower processing
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Another factor affecting memory in those aging. Associated with inhibition.
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Inhibition of extraneous variables and associations are activated by the target material.
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What part of working memory does Alzheimer's effect?
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Impairment has been found in the coordination of attentional resources, specifically by the central executive.
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Stereotype Threat
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When a stereotype expects lower performance in certain individuals, the thought can activate anxiety, and among other things, actually lower performance.
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Worry and anxiety: how does it effect working memory.
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The activation of negative self talk can activate phonological stores, which in turn limits attentional resources of the central executive.
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Amnesiac Syndrome
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where damage to hippocampus and related structures deep within the temporal lobe that leads to inability to further consolidate Long Term Memory.
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"Short-Term-Memory" syndrome
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Short term memory impairment, specifically those impaired in the auditory-verbal STM store.
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Lesion to what two brain areas will call impairment of STM function?
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Amygdala and Hippocampus
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How does the Single Memory Approach memory storage?
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Memory is stored in a single area, a collective of neurons and when items are brought to attention they change from being inactive to active. Latent memory is seen as LTM and it's activation is seen as STM.
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Memory-Attribute model
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Where a single memory store is encoded using several attribute, such as smell, sight, touch and sound and feelings.
The rate at which they are later forgotten varies between attributes. |
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Name three uses for short term memory
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Comprehending and Using Language
Problem Solving Gateway to Long Term Memory |
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Dysexecutive Syndrome
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excessive distractibility
perseveration lack of planning |
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Name three psychologists who distinguished two separate memory stores
Primary and Secondary memory |
William James
Waugh and Norman |
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What is primary and secondary memory?
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Primary Memory = immediate memory
Secondary Memory = needs to be brought back into conciousness |
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Atkinson and Shiffrin developed which STM theory?
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The Multistore Theory
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What is Baddely and Hitch's theory of STM
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Working Memory (The 4 parts of)
Central executive Phonological Loop Visuospatial Episodic Buffer |
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