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Psych exam 2
psych exam 2
83
Psychology
Undergraduate 1
03/07/2011

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Term
Electroencephalogrpah (EEG)
Definition
measures brain waves
Term
Retina
Definition
detects light
Term
Suprachiasmic Nucleus (SCN)
Definition
sends message to pineal gland
Term
Pineal Gland
Definition
releases melatonin
Term
Melatonin
Definition
adjusts clock
Term
Sigmund Freud
Definition
one of the first theorists to recognize that consciousness is not an all or non phenomenon; dreams as wish fulfillment
Term
Rosalind Cartwright
Definition
dreams as problem solving; info processing
Term
Hobson & McCarley
Definition
activation-synthesis model; dreams are side effects to neural activation
Term
Awake
Definition
Beta (low voltage, high frequency)
Term
Drowsy
Definition
Alpha
Term
Stage 1
Definition
theta; few minutes
Term
Stage 2
Definition
sleep spindles; mixed waves; 20 min
Term
Stage 3 & 4
Definition
Delta (high voltage, low frequency); 30 min
Term
REM
Definition
most dreaming (low voltage, high frequency)
Term
3 functions of sleep
Definition
protective; restorative; growth
Term
Sleep disorders
Definition
Insomnia; narcolepsy; sleep apnea
Term
features of dreams
Definition
story-like; day residue; mostly mundane
Term
Unconditioned stimulus (UCS)
Definition
naturally evokes UCR
Term
Unconditioned Response (UCR)
Definition
Natural response to UCS
Term
biological rhythms
Definition
periodic fluctuations in physiological functioning
Term
Conditioned Stimulus (CS)
Definition
learned, evokes CR
Term
Conditioned Response (CR)
Definition
response to CS; learning by trigger (initial) response
Term
Stimulus Generalization
Definition
CR spreads to stimulus stimuli
Term
Stimulus discrimination
Definition
CR is restricted to specific stimuli
Term
Acquisition
Definition
form of new CR
Term
Extinction
Definition
ban a new CR
Term
spontaneous recovery
Definition
CR reappears after extinction and non-exposure
Term
Operant Conditioning
Definition
Skinner's rats; reinforcement (reward) & punishment; skinner's box
Term
Reinforcement schedules
Definition
continuous; intermittent
Term
reinforcement
Definition
delayed reinforcement; primary (water food); secondary (something given to obtain primary)
Term
shaping
Definition
rewarding approximations towards behavior (getting warmer)
Term
Higher ordered conditioning
Definition
conditioned stimulus functions as a an unconditioned stimulus
Term
Positive
Definition
means adding (giving)
Term
Negative
Definition
means removing (taking away)
Term
observational learning
Definition
occurs when a organism's responding is influenced by the observation of others
Term
Pavlov
Definition
conditioned reflexs
Term
Bandura
Definition
Bandura's Bobo doll study; observational learning
Term
Attention
Definition
to learn thru observation, one must pay attention to another's behavior
Term
Retention
Definition
one must store mental representation of what one has witnessed
Term
Reproduction
Definition
the ability to reproduce the response by converting your mental images
Term
Motivation
Definition
one is unable to reproduce the response unless motivated
Term
Instinctive Drift
Definition
when instincts interfere with the conditioned response
Term
Conditioned taste aversion
Definition
conditioning a bad taste with something
Term
3 processes of memory
Definition
Encoding (forming a memory code); storage (maintaining encoded info in memory); retrieval (retrieving info from memory)
Term
Sensory memory
Definition
couple seconds
Term
Working (short-term) memory
Definition
limited, 20 seconds
Term
Long-term memory
Definition
unlimited
Term
Retrieval Serial Effects
Definition
primary effects; recency effects
Term
Schemas
Definition
general structure of knowledge
Term
most effective memory strategy
Definition
Testing; feedback
Term
most effective memory strategy
Definition
Testing; feedback
Term
Retrograde amnesia
Definition
the loss of memories for events that occurred before the amnesia
Term
Anterograde Amnesia
Definition
the loss of memories for events that occur after amnesia
Term
Declarative memory
Definition
handles factual info
Term
nondeclarative (procedural) memory
Definition
houses memory for actions, skills, conditioned responses, and emotional responses
Term
Episodic memory
Definition
is made up of chronological, or personal experiences (episodes)
Term
Semantic memory
Definition
contains general knowledge that one doesn't remembered when it was learned
Term
Phonemes
Definition
the smallest segment of sound
Term
Morphemes
Definition
smallest units of meaning in a language
Term
Syntax
Definition
a system of rules that specify how words can be arranged into sentences
Term
Vocabulary spurt
Definition
fast-mapping facilitates rapid acquisition of new words (18 months)
Term
Babbling
Definition
pronounces sounds
Term
Holographs (holo-phrases)
Definition
single word sentences
Term
Structural problems
Definition
looking for relationships
Term
Arrangement problems
Definition
arrange parts of a problem to satisfy criteria
Term
Transformation problems
Definition
sequence of transformations to reach a goal
Term
functional fixedness
Definition
when we only think of the typical use for an object
Term
Mental set
Definition
when we think of a solution that works so we can't see beyond it for a simpler solution
Term
Unnecessary constraints
Definition
we constrain ourselves in ways that are not necessary
Term
6 approaches to problem solving
Definition
trial and error, heuristics (rules of thumb), forming subgroups, working backwards, search for analogies, change the representation
Term
risky decision making
Definition
cost and benefit and the probabilities of those costs and benefits
Term
availability bias
Definition
estimate probability of event by the ease of which it comes to mind
Term
representativeness bias
Definition
something is more representative is more likely (heads of tails, picking heads bcuz it has been shown multiple times before)
Term
ignoring base rates
Definition
think bob is a librarian because of stereotypes even though there are more salesmen than librarians
Term
conjunction fallacy
Definition
two events occurring together is more likely than just one
Term
Gambler's fallacy
Definition
thinking that what happened before is going to affect an independent event
Term
ignoring sample size
Definition
use most reliable sample size rather than ratio
Term
Skinner
Definition
behaviorists
Term
Chomski
Definition
Nativists (innate language acquisition device, original sentences)
Term
criteria for language
Definition
arbitrary symbols that have a consensus meaning and structure of grammar
Term
Telegraphic speech
Definition
a phrase used to convey an entire sentence
Term
Metalinguistic awareness
Definition
the ability to reflect on use of language
Term
Whorf
Definition
linguistic relatively(different languages lead people to view the world differently)
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