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Exam #2
Ch.7 Memory
48
Psychology
Undergraduate 1
11/09/2011

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Term
Encoding
Definition
Involves forming a memory code
Term
Storage
Definition
Maintaining encoded info in memory over time
Term
Retrival
Definition
Recovering info from memory stores
Term
Attention
Definition
Focusing awareness on a narrowed range of stimuli or events
Term
Levels-of-Processing Theory
Definition
Proposes that deeper levels of processing result in longer-lasting memory codes
Term
Elaboration
Definition
Linking a stimulus to other info at the time of encoding
Term
Imagery
Definition
The creation of visual images to represent the words to be remembered-can also be used to enrich encoding
Term
Dual-Coding Theory
Definition
Holds that memory is enhanced by forming both semantic and visual codes, since either can lead to recall
Term
Sensory Memory
Definition
Preserves info in its original sensory form for a brief time, usually only a fraction of a second
Term
Short-Term Memory (STM)
Definition
limited-capacity store that can maintain unrehearsed info for up to about 20 sec.
Term
Rehersal
Definition
the process of repetitively verbalizing or thinking about info
Term
Chunk
Definition
a group of familiar stimuli stored as a single unit
Term
Long-Term Memory (LTM)
Definition
an unlimited capacity store that can hold info over lengthy periods of time
Term
Flashbulb Memories
Definition
unusually, vivid and detailed recollections of momentous events
Term
Schema
Definition
An organized cluster of knowledge about a particular object or event abstracted from previous experience with the object or event
Term
Semantic Network
Definition
consists of nodes representing concepts, joined together by pathways that link related concepts
Term
Conectionist/ Parallel Distributed Processing (PDP)
Definition
assume that cognitive processes depend on patterns of activation in highly interconnected computational networks that resemble neural networks
Term
Tip-of-the-tongue Phenomenon
Definition
the temporary inability to remember something you know, accompanied by a feeling that it's just out of reach
Term
Misinformation Effect
Definition
When participant's recall of an event they witnessed is altered by introducing misleading postevent info.
Term
Misinformation Effect
Definition
When participant's recall of an event they witnessed is altered by introducing misleading postevent info.
Term
Source Monitoring
Definition
the process of making inferences about the origins of memories
Term
Source-monitoring error
Definition
occurs when a memory derived from one source is misattributed to another source
Term
Nonsense Syllables
Definition
consonant-vowel-consonant arrangements that don't correspond to words
Term
Forgetting Curve
Definition
graphs retention and forgetting over time
Term
Retention
Definition
The proportion of material retained
Term
Recall Measure
Definition
requires participants to reproduce info on their own without any cues
Term
Recognition Measure
Definition
requires participants to select previously learned info from an array of options
Term
Relearning Measure
Definition
requires a participant to memorize info a 2nd time to determine how much time or effort is saved by having learned it before
Term
Decay Theory
Definition
proposes that forgetting occurs because memory traces fade with time
Term
Interference Theory
Definition
proposes that people forget info because of competition from other material
Term
Retroactive Interference
Definition
when new info impairs the retention of previously learned info
Term
Proactive interference
Definition
occurs when previously learned info interferes with the retention of new info
Term
Encoding Specificity Principle
Definition
states that the value of a retrival cue depends on how well it corresponds to the memory code
Term
Repression
Definition
keeping distressing thoughts and feelings buried in the unconscious
Term
Retrograde Amnesia
Definition
a person loses memories for events that occurred prior to the injury
Term
Terograde Amnesia
Definition
A person loses memories for events that occur after the injury
Term
Consolidation
Definition
a hypothetical process involving the gradual conversion of info into durable memory codes stored in long-term memory
Term
Long-Term Potentiation (LTP)
Definition
A long-lasting increase in neural excitability at synapses along a specific neural pathway
Term
Neurogenesis
Definition
the formation of new neurons
Term
Declaritive Memory System
Definition
handles factual info

ie. words, definitions, names, dates, faces, events, concepts, and ideas
Term
Nondeclaritive Memory System
Definition
houses memory for actions, skills, conditioned responses, and emotional memories
Term
Episodic Memory System
Definition
made up of chronological, or temporarily dated, recollections of personal experiences
Term
Semantic Memory System
Definition
contains general knowledge that's not tied to the time when the info was learned
Term
Prospective Memory
Definition
involves remembering to perform actions in the future
Term
Retrospective Memory
Definition
involves remembering events from the past or previously learned info
Term
Overlearning
Definition
continued rehearsal of material after you first appear to have mastered it
Term
Serial-Position Effect
Definition
occurs when subjects show better recall for items at the beginning and end of a list than for items in the middle
Term
Method of Loci
Definition
taking an imaginary walk along a familiar path where images of items to be remembered are associated with certain locations
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