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Memory
Studying human memory: terms and definitions.
54
Psychology
Undergraduate 1
04/19/2010

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Term
Encoding
Definition
involves forming a memory code
Term
Storage
Definition
Involves maintaining encoded information in memory over time
Term
Retrieval
Definition
involves recovering information from memory store
Term
memory is basically a ________.
Definition
reconstruction.
Term
Three Levels of Processing
Definition
1) Structural Encoding
2)Phonemic Encoding
3)Semantic Encoding
Term
Structural Encoding
Definition
relatively shallow processing that emphasizes the physical structure of the stimulus
Term
Phonemic Encoding
Definition
emphasizes what a word sounds like
Term
Semantic Encoding
Definition
emphasizes the meaning of verbal input. Involves thinking about the objects and action the words represent.
Term
depth processing _____ from levels 1-3 of Levels of Processing
Definition
Increases
Term
Levels of Processing Theory
Definition
proposes that deeper levels of processing result in longer lasting memory codes.

-tested with students.
-shows that memory involves more than just storage
Term
Elaboration
Definition
linking a stimulus to other information at the time of encoding.
-often enhances semantic encoding
-consists of thinking of samples that illustrate an idea
Term
Visual Imagery
Definition
can also be used to help enrich encoding by the creation of visual images to represent the words to be remembered.
Term
Iconic memory
Definition
stores encoded light patterns that we see as visual imagery
Term
Echoic memory
Definition
holds encoded auditory stimuli
Term
Short-Term Memory (STM)
Definition
a limited-capacity store that can maintain unrehearsed information for up to about 20 seconds.
Term
*rehearsal helps in maintaining information in your short-term memory for longer periods of time
Definition
without rehearsal, information in short-term memory is lost in 20-30 seconds
Term
What did George Miller point out?
Definition
the small capacity of STM.
Term
STM is _____ in number of items it can hold.
Definition
limited
Term
what was George Miller's famous paper?
Definition
“The Magical Number Seven, Plus or Minus Two: Some Limits on Our Capacity for Processing Information”
-Miller noticed that people could only recall about 7 items on tasks that required them to remember unfamiliar material.
Term
When STM is filled to capacity...
Definition
the insertion of new information often displaces some of the information currently in STM
Term
Chunking
Definition
a group of familiar stimuli stored as a single unit
-using chunks can help increase the capacity of your STM
-EX: instead of saying 12 letters to memorize, break into chunks w/ pauses
Term
"working memory"
Definition
-more complex model or STM proposed by Alan Baddeley
Term
4 components of working memory
Definition
1)phonological loop
2) visuospatial sketchpad
3) central executive system
4)episodic buffer
Term
phonological loop
Definition
represented all of STM in earlier models.
Ex: when you use recitation and temporarily memorize a phone number.
Term
visuospatial sketchpad
Definition
permits people to temporarily hold and and manipulate visual images.
ex: when you try to mentally rearrange the furniture in your room.
Term
central executive system
Definition
controls the deployment of attention, switching the focus of attention, and dividing attention as needed.
Term
episodic buffer
Definition
a temporary, limited capacity store that allows the various components of working memory to integrate information and serves as an interface between working memory and long-term memory.
Term
Long-Term Memory
Definition
an unlimited capacity store that can hold information over lengthy periods of time.
-can store information indefinitely
Term
*one POV is that all information stored in LTM is stored there permanently.
Definition
-forgetting occurs only because people sometimes cannot retrieve needed information from LTM
Term
*alternative POV is that some memories stored to LTM do vanish forever.
Definition
Term
Flashbulb Memories
Definition
memories that are unusually vivid and detailed recollections of momentous events.
-does not support notion that LTM storage may be permanent
-become less detailed and less accurate with time
Term
Schemas
Definition
an organized cluster of knowledge about a particular object or event abstracted from previous experience with the other object or event.
Term
*people are more likely to remember things that are consistent with their schemas than things that are not.
Definition
however, people sometimes exhibit better recall things that violate their schema-based expectations.
-if information really clashes with a schema, it may attract extra attention and deeper processing; thus becoming memorable.
Term
*information in memories is often organized around schemas.
Definition
Term
Reconstructive Memories
Definition
memories are sketchy reconstructions of the past that may be distorted and may include details that did not actually occur.
-reconstructive distortions show up frequently in eye-witness testimony.
Term
5 reasons why we forget
Definition
1)lack of encoding
2)decay
3)interference
4)misattribution
5)suggestibility
Term
Lack of Encoding
Definition
you don’t remember it in the first place
Term
Interference
Definition
people forget information because of a competition from other material/
-a person doesn’t pay attention, or paying half attention.
-retroactive and proactive
Term
Decay
Definition
forgetting occurs because memory traces fade with time.
Term
Misattribution
Definition
unintentional plagiarism. memory fault. memories retrieved but associated with wrong place, time, setting, person.
Term
Suggestibility
Definition
memory researchers have found that people are very suggestible.
Term
a recall measure
Definition
requires participants to produce information on their own without any cues.
Term
Retention
Definition
refers to the proportion of the material retained (remembered).
Term
4 methods of improving memory
Definition
1) method of loci
2)mnemonics
3)increase depth processing
4)use context effects
Term
method of loci
Definition
involves taking an imaginary walk along a familiar path where images of items remembered are associated with certain locations.
Term
mnemonics
Definition
strategies for enhancing memory
-ex: organizing material, books, training programs, etc
Term
increase depth of processing
Definition
-how often you go over the material is less critical than the depth of processing that you engage in.
-it is useful to make material personally meaningful
-when reading textbooks, try to relate information to own life
-retention is greater when information is well organized
Term
retrograde amnesia
Definition
when a person loses memories for events that occurred prior to the injury.
-inability to retrieve memories from the past
Term
anterograde amnesia
Definition
when a person loses memories for events that occur after the injury.
-inability to store new information
Term
Declarative Memory
Definition
long term memory that we store about others and the world.
-knowledge
Term
2 types of declarative memory
Definition
episodic and semantic
Term
Episodic Memory
Definition

-personal experiences

-ex: where were you on New Years Eve, what was your wedding day like, first day of college, etc.


Term

Semantic Memory


Definition

-basic meanings of words and concepts

-no concept of when. kind of like a database or encyclopedia that you store in your mind. Vast amount of facts like name, manners, etc. 

Term
Procedural Memory
Definition

How we do things.

-non-declarative memory

-procedures

-ex: ride bicycle, tie shoes, play instrument, etc.

-conscious in every move we’re making in terms of procedures

 

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