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Psych Test 2
Chapters 6-9
59
Psychology
Undergraduate 2
11/07/2012

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Term
encoding
Definition
the processing of information into the memory system
Term
sensory memory
Definition
the immediate, very brief recording of sensory information in the memory system
Term
short-term memory
Definition
activated memory that holds a few items briefly
Term
long-term memory
Definition
the relatively permanent and limitless storehouse of the memory system
Term
spaced practice aka spacing effect
Definition
the tendancy for distributed study or practice to remember facts more long term
Term
serial position effect
Definition
our tendency to recall best the last and first items in a list
Term
mnemonics
Definition
memory aids, typically using vivid imagery and/or organizational devices
Term
chunking
Definition
organizing items into familiar manageable units
Term
recall
Definition
retrieving previous learned knowledge
Term
recognition
Definition
identifying items previously learned
Term
relearning
Definition
assesses the amount of time saved when learning material a second time
Term
storage
Definition
the retention of encoded info over time
Term
retrieval
Definition
the process of getting info out of memory storage
Term
sensory memory
Definition
the immediate recording of sensory information
Term
automatic processing
Definition
unconscious encoding of incidental information
Term
effortful processing
Definition
encoding that requires attention and conscious effort
Term
rehearsal
Definition
conscious repetition of information
Term
iconic memory
Definition
momentary sensory of visual stimuli
Term
echoic memory
Definition
momentary sensory of auditory stimuli
Term
long-term potentiation
Definition
increase in a synapse's firing potential after brief, rapid stimulation
Term
flashbulb memory
Definition
a clear memory of an emotionally significant moment or event
Term
implicit memory
Definition
retention independent of conscious recollection
Term
explicit memory
Definition
memory of facts and experiences that one can consciously know
Term
hippocampus
Definition
a neural center that is located in the limbic system
Term
priming
Definition
the activation of particular associations in memory, often done unconciously
Term
mood-congruent memory
Definition
the tendency to recall experiences that are consistent with one's current good or bad mood
Term
proactive interference
Definition
the disruptive effect of prior learning on the recall of new info
Term
retroactive interference
Definition
the disruptive effect of new learning on the recall of old information
Term
repression
Definition
in psychoanalytic theory, the basic defense mechanism that banishes from consciousness anxiety-arousing thoughts, feelings, and memories
Term
misinformation effect
Definition
incorporating misleading info into one's memory of an event
Term
source amnesia
Definition
attributing to the wrong source an event we have experienced, heard, read, or imagined
Term
cognition
Definition
the mental activites associated with thinking, knowing, remembering, and communicating
Term
concept
Definition
a mental grouping of similar objects, events, ideas, or people
Term
prototype
Definition
a mental image or best example of a category.
Term
algorithm
Definition
a methodical, logical rule or procedure that guarantees solving a particular problem
Term
heuristic
Definition
a simple thinking strategy that often allows us to make judgments and solve problems efficiently
Term
insight
Definition
a sudden and often novel realization of the solution to a problem
Term
confirmation bias
Definition
a tendency to search for information that supports our preconceptions and to ignore or distort contradictory evidence
Term
fixation
Definition
the inability to see a problem from a new perspective, by employing a different mental setting
Term
mental setting
Definition
a tendency to approach a problem in one particular way, often a way that has been successful in the past
Term
representativeness heuristic
Definition
judging the likelihood of things in terms of how well they seem to represent, or match, particulary prototypes; may lead us to ignore other relevant information
Term
availability heuristic
Definition
estimating the likelihood of events based on their availability in memory; if instances come readily to mind, we presume such events are common.
Term
overconfidence
Definition
the tendency to be more confident than correct--to overestimate the accuracy of our beliefs and judgments
Term
belief perseverance
Definition
clinging to one's initial conceptions after the basis on which they were formed has been discredited
Term
intuition
Definition
an effortless, immediate, automatic feeling or thought, as contrasted with explicit, conscious reasoning
Term
framing
Definition
the way an issue is posed; how an issue is framed can significantly affect decisions and judgments
Term
language
Definition
our spoken, written, or signed words and the ways we combine them to communicate meaning
Term
babbling stage
Definition
beginning at about 4 months, the stage of speech development in which the infant spontaneously utters various sounds at first unrelated to the household language
Term
one word stage
Definition
the stage in speech development, from about age 1 to 2, during which a child speaks mostly in single words
Term
two word stage
Definition
beginning about age 2, the stage in speech development during which a child speaks mostly two word statement.
Term
telegraphic speech
Definition
early speech stage in which a child uses mostly nouns and verbs
Term
standardization
Definition
defining meaningful scores by comparison with the performance of a pretested group
Term
normal curve
Definition
the bell shaped curve that describes the distribution of many physical and psychological attributes. Most scores fall near the average, fewer score lie near the extremes
Term
reliability
Definition
the extent to which a test yields consistent results, as assessed by the consistency of scores on two halves of the test, or on retesting.
Term
validity
Definition
extent to which a test measures what it is supposed to
Term
content validity
Definition
the extent to which a test samples the behavior that is of interest
Term
predictive validity
Definition
success with which a test predicts the behavior it is designed to predict; it is assessed by computing the correlation between test scores and the criterion behavior
Term
heritability
Definition
the proportion of variation among individuals that we can attribute to genes.
Term
stereotype threat
Definition
a self confirming concern that one will be evaluated based on a negative stereotype
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