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psychology fall final
final
417
Psychology
11th Grade
01/21/2012

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Term
psychology
Definition
the scientific study of behavior and mental processes
Term
empirical approach
Definition
study conducted via careful observations and scientifically based research
Term
pseudopsychology
Definition
fake "sciences" that try to pass as psychology
like astrology, fortune telling, etc
Term
confirmation bias
Definition
the tendency to attend to avidence that complements and confirms our beliefs or expectations, while ignoring evidence that does not
Term
experimental psychologists
Definition
psychologists who do research on basic psychological processes - also called research psychologists
Term
applie psychological specialties
Definition
Industrial/Organizational
Sports
Engineering
School
Rehabilitation
Clinical
Term
Industrial/Organizational
Definition
modifying work environments to maximize productivity
Term
sports psychologists
Definition
work with athletes to maximize performance
Term
enginerring psychologists
Definition
design equipment for more convenient human use
Term
school psychologists
Definition
diagnose learning and behavioral problems with students/parents/teachers
Term
rehabilitation psychologists
Definition
serve at places to treat patients with pysical and mental disorders
Term
clinical/counseling psychologists
Definition
regular type of psychologists that work to counsel people
Term
teachers of psychology
Definition
psychologists whose primary job is teaching typically in high schools, colleges, and universities
Term
applied psychologists
Definition
psychologists who use the knowledge developed by experimental psychologists to solve human problems
Term
psychiatry
Definition
a medical specialty dealing with diagnosis and treatment of mental disorders
they're required an MD and may prescribe medicine
Term
structuralism
Definition
(Wundt) devoted to uncovering the basic structures that make up mind and thought
Term
introspection
Definition
process of reporting on one's own conscious mental experiences
Term
Functionalism
Definition
(William James) believed mental processes could best be understoof in terms of their adaptive purpose and function
Term
stream of consciousness
Definition
William James' concept that the mind wanders from subject to subject
Term
Gestalt Psychology
Definition
sought to understand how the brain works by studying perception and perceptual learning
(aka looking at things as whole)
(came as a reaction to Structuralism)
Term
Behaviorism
Definition
(Watson) sought to make psychology an objective science focused only on behavior - the exclusion of mental processes
(came as a result of introspection, structuralism, functionalism, and gestalt)
Term
Psychoanalysis
Definition
(Freud)emphasized unconscious processes
Term
Biological View
Definition
psychological view that searches for causes of behavior through GENES, the BRAIN, NERVOUS/ENDOCRINE system
Term
neuroscience
Definition
field devoted to understanding how the brain creates thoughts, feelings, motives, consciousness, memories, and other mental processes
Term
Evolutionary Psychology
Definition
sees behavior and mental processes in terms of their GENETIC ADAPTATIONS for SURVIVAL and REPRODUCTION
(darwin)
Term
Developmental View
Definition
psychological perspectiveemphasizing change that occurs across a lifespan
Term
cognitive view
Definition
psychological perspective emphasizing mental processes (learning, memory, perception, thinking)
Term
cognitions
Definition
mental processes
Term
cognitive neuroscience
Definition
emphasizing brain activity as information processing
Term
clinical view
Definition
psychological perspective emphasizing mental health and mental illness
(includes psychodynamic and humanistic views)
Term
psychodynamic vew
Definition
(freud) clinical viewpoint emphasizing the understanding of mental disorders in terms of unconscious needs, desires, memories, and conflicts
Term
humanistic view
Definition
clinical viewpoint emphasizing human ability, growth, potential and free will
(Maslow and Rogers)
Term
Behavioral View
Definition
psychological perspective that finds the source of our actions in ENVIRONMENTAL stimuli, rather than in inner mental processes
(Skinner)
Term
Sociocultural View
Definition
psychological perspective emphasizing importance of social interaction, social learning, and a cultural perspective
Term
Culture
Definition
complex blend of language, beliefs, customs, values, and traditions developed by a group of people and shared with others in the same environment
Term
trait view
Definition
psychological perspective that views behavior and personality as the product of enduring psychological characteristics
Term
Scientific Method
Definition
5 step process for empirical investigation of a hypothesis under conditions designed to control biaes and subjective judgments
Term
theory
Definition
a testable explanation for a set of facts or observations
Term
hypothesis
Definition
a statement predicting the outcome of a scientific study
Term
operational definitions
Definition
specific descriptions of concepts involving the conditions of a scientific study
Term
independent variable
Definition
a stimulus condition that cannot be changed by the other conditions, except for the experimenter
Term
random presentation
Definition
process by which chance alone determines the order in which the stimulus is presented
Term
data
Definition
pieces of information
Term
dependent variable
Definition
the measured outcome of a study, reponsive to the independent variable
Term
replicate
Definition
doing a study over to see whether the same results are obtained
Term
experiment
Definition
kind of research in which the researcher controls all the conditions and directly manipulates the conditions
Term
confounding/extraneous variables
Definition
variables that have an unwanted influence on the outcome of an experiment
Term
controls
Definition
constraints that the experimenter places on the experiment to ensure that each subject has the exact sae conditions
Term
random assignment
Definition
each subject of the sample has an equal likelihood of being chosen for hte experimental group of an experiment
Term
ex post facto
Definition
research in which we choose subjects based on a pre-existing condition
Term
correlational study
Definition
type of research that's mainly statistical in nature.
determines relationship between 2 variables
Term
survey
Definition
quasi-experimental method in which questions are asked to subjects
Term
naturalistic observation
Definition
research method in which the subjects are observed in their natural environment
Term
longitudinal study
Definition
type of study in which one group of subjects is followed and ovserved for an extended period of time
Term
cross-sectional study
Definition
study in which a representative cross ection of the population is tested or surveyed at one specific time
Term
cohort-sequential study
Definition
cross section of the population is chosen and then each chort is followed for a short period of time
Term
personal bias
Definition
the researcher allowing personal beliefs to affect the outcome of a study
Term
expectancy bias
Definition
researcher allowing his or her expectations to affect the outcome of a study
Term
double-blind study
Definition
experimental procedure in which both researchers and participants are uninformed about the nature of the independent variable being administered
Term
Institutional Review Board (IRB)
Definition
committee at each institution where research is conducted to review every experiment for ethics and methodology
Term
Institutional Animal Care and Use Commitee (IACUC)
Definition
committee at each institution where research is conducted to review every experiment INVOLVING ANIALS for ethics and methodology
Term
frequency distribution
Definition
summary chart, showing how frequently each of the various scores in a set of data occurs
Term
histogram
Definition
bar graph depicting a frequency distribution
Term
descriptive statistics
Definition
statistical procedures used to describe characteristics and responses of groups of subjects
Term
mean
Definition
average
Term
standard deviation
Definition
measue of variability that indicates the average difference between the scores and their mean
Term
normal distribution
Definition
a bell-shaped curve, describing the spread of a characteristic throughout a population
Term
correlation
Definition
relationship between variables
Term
correlation coefficient
Definition
a number between -1 and +1 expressing the degree of relationship between 2 variables
Term
positive correlation
Definition
increasing variable with increasing variable
Term
negative correlation
Definition
increasing variable with decreasing variable
Term
no correlation
Definition
no relationship between variables
Term
random sample
Definition
sample group of subjects selected by chance
Term
representative sample
Definition
a sample obtained in such a way that it reflects the whole population
Term
significant difference
Definition
real difference
Term
biopsychology
Definition
specialty in psychology that studies the interaction of bilogy, behavior, and mental processes
Term
evolution
Definition
gradual process of biological change that occurs in a species as it adapts to its environment
Term
natural selection
Definition
in which the environment "selects" the fittest organisms
Term
genotype
Definition
an organism's gebetuc makeup
Term
phenotype
Definition
an organism's observable physical characteristics
Term
neuron
Definition
cell specialized to receive and trasmit info to other cells in body
Term
sensory neuron
Definition
nerve cell that carries messages from sense receptors toward the central nervous system
Term
motor neuron
Definition
nerve cell that carries messages away from the central nervous system toward the muscles and glands
Term
interneuron
Definition
nerve cell that relays messages between nerve cells
Term
resting potential
Definition
electrical charge of the axon in its inactive state, when neuron is ready to "fire"
Term
action potential
Definition
nerve impulse caused by a change in electrical charge across the cell membrane
Term
all-or-none principle
Definition
refers to the fact that the potential in the axon occurs either full-blown or not at all
Term
synapse
Definition
microscopic gap that serves as a communications link between neurons.
Term
terminal buttons
Definition
tiny bulblike structures at the end of the axon which contain neurotransmitters
Term
synaptic transmission
Definition
relaying of info across the synapse by means of chemical neurotransmitters
Term
synaptic vesicle
Definition
small "container" holding neurotransmitter molecules that then connects to the presynatic membrane
Term
neurotransmitters
Definition
chemical messangers that relay neural messages across the synapse
Term
plasticity
Definition
the nervous system's ability to adapt or change as the result of experience
Term
dopamine
Definition
sensations of pleasure and reward
imbalance: schizophrenia/parkinsons
Term
serotonin
Definition
regulates sleep/dreaming/mood/pain/aggression/appetite/sexual behavior
imbalance: depression/anxiety disorders/OCD
Term
norepinephrine
Definition
used by neurons in autonomic nervous system and by neurons in almost every region of brain
imbalance: high blood pressure, depression
Term
acetylcholine
Definition
primary neurotransmitter used by efferent neurons carrying messages from the CNS
imbalance: muscular disorders, alzheimers
Term
GABA
Definition
most prevalent inhibitory neurotransmitter in neurons of the CNS
imbalance: anxiety, epilepsy
Term
glutamate
Definition
primary excitatory neurotransmitter in CNS involved in learning/memory
imbalance: brain damage after stroke
Term
endorphins
Definition
pleasurable sensations and control of pain
imbalance: lowered levels resulting from opiate addiction
Term
glial cells
Definition
cells that bind neurons together
Term
nervous system
Definition
entire network of neurons in body
Term
parts of nervous system
Definition
peripheral nervous system
central nervous system: brain and spinal cord
Term
parts of peripheral nervous system
Definition
autonomic nervous system/somatic nervous system
Term
autonomic nervous system
Definition
communicates with internal organs/glands
sympathetic (arousing)
parasympatehtic (calming)
Term
somatic nervous system
Definition
communicates with sense organs and voluntary muscles
sensory (afferent) nervous system (sensory input)
motor (efferent) nervous system (motor output)
Term
reflex
Definition
simple, unlearned response triggered by stimuli
Term
endocrine system
Definition
hormone system
Term
hormone
Definition
chemical messenger used by endocrine system
Term
pituitary gland
Definition
"master gland" that produces hormones influencing the secretions of all the other endocrine glands
Term
agonist
Definition
drug or other chemical that ENHANCES/MIMICS effects of neurotransmitters
Term
antagonist
Definition
drug or chemical that INHIBITS effects of neurotransmitters
Term
neural pathway
Definition
bundle of nerve cells that follow generalyl the same route and employ the same neurotransmitter
Term
electroencephalograph
Definition
(EEG) device used to record brain waves
Term
computerized tomography
Definition
(CT scan) computerized imaging technique that uses X rays passed through the brain at various angles then combined together
Term
positron emission tomography
Definition
(PET scan) imaging technique that relies on the detection of radioactive sugar consumbed by active brain cells
Term
magnetic resonance imaging
Definition
(MRI) an imaging technique that relies on cells' responses in a high-intensity magnetic field
Term
functional magnetic resonance imaging
Definition
(fMRI) type of MRI that reveals which parts of the brain are most active during various mental activities
Term
brain stem
Definition
most primitive of the brain's 3 major layers
consists of MEDULLA, PONS, RETICULAR FORMATION
Term
medulla
Definition
controls breathing and heart rate
Term
Pons
Definition
regulates brain activity during sleep and dreaming
Term
reticlar formation
Definition
pencil-shaped structure arouses cortex to keep brain alert and attentive to new stimulation
Term
thalamus
Definition
brain's central "relay station"
nearly all messages go in and out through the thalamus
Term
cerebellum
Definition
the "little brain" attached to the brain stem
responsible for coordinated movements
Term
limbic system
Definition
middle layer of brain
involved in emotion and memory
includes hippocampus, amygdala, hypothalamus, and other structures
Term
hippocampus
Definition
component of the limbic system, involved in establishing long-term memories
Term
amygdala
Definition
involved in memory and emotion (particularly fear and aggression)
Term
hypothalamus
Definition
constantly monitors blood to determine condition of body
Term
cerebral cortex
Definition
"higher" mental processing, including thinking and perceiving
Term
frontal lobe
Definition
involved in movement and thinking
Term
motor cortex
Definition
controls voluntary movement
Term
broca's area
Definition
associated with speech
Term
wernicke's area
Definition
associated with processing words that we hear being spoken
Term
auditory area
Definition
processes sound and our ability to hear
Term
central fissure
Definition
separates parietal and frontal lobe
Term
lateral fissure
Definition
separates frontal and temporal lobe
Term
parietal lobe
Definition
involved in touch sensation and in perceiving spatial relationships
Term
somatosensory cortex
Definition
involved with sensations of touch
Term
occipital lobe
Definition
function: vision
Term
visual cortex
Definition
process vision
Term
temporal lobe
Definition
processes sounds, including speech, and long-term memories
Term
association cortex
Definition
combines information fromvarious other parts of the brain
Term
cerebral dominance
Definition
tendency of each brain hemisphere to exert control over different functions
Term
corpus callosum
Definition
band of nerve cells that connects the 2 cerebral hemispheres
Term
sensation
Definition
process by which stimulation of a sensory receptor produces nerual impulses that the brain interprets as a sound, visual image, etc
Term
perception
Definition
process that makes sensory patterns meaningful
Term
process of stimulation to perception
Definition
stimulation --> transduction --> sensation --> perception
Term
transduction
Definition
transformation of one form of energy to another
Term
sensory adaptation
Definition
loss of responsiveness in receptor cells after stiulation has remained unchanged for a while
Term
absolute threshold
Definition
amount of stimulation necessary for a stimulus to be detected
Term
difference threshold
Definition
smallest amount by which a stimulus can be changed and the difference be detected half the time (JND)
Term
Weber's Law
Definition
JND is proportional to the intensity of the stimulus
Term
fechner's law
Definition
magnitude of a stimulus can be estimated by a formula
Term
steven's power law
Definition
law of magnitude estimation that is more accurate than fechner's law and covers a wider variety of stimuli
Term
signal detection theory
Definition
sensation is a judgment the sensory system makes about incoming stimulation
Term
retina
Definition
thin light-sensitive layer at back of eyeball containing photoreceptors
Term
photoreceptors
Definition
light sensitive cells in the retina that convert light energy to neural impulses
Term
rods
Definition
photoreceptors sensitive to dim light
Term
cones
Definition
photoreceptors sensitive to color
Term
fovea
Definition
tiny area of sharpest vision in retina
Term
optic nerve
Definition
bundle of neurons that carry visual info from retina to brain
Term
blind spot
Definition
point where the optic nerve exits the eye and where there are no photoreceptors
Term
brightness
Definition
psychological sensation caused by intensity of light waves
Term
color
Definition
"hue"
Term
electromagnetic spectrum
Definition
entire range of electromagnetic energy
Term
visible spectrum
Definition
tiny part of electromagnetic spectrum in which our eyes are sensitive to
Term
trichromatic theory
Definition
idea that colors are sensed by 3 different types of cones sensitive to RED, GREEN, and BLUE
Term
opponent-process theory
Definition
idea that cells in the visual system process colors in complementary pairs (red/green, yellow/blue)
Term
afterimages
Definition
sensations that linger after stimulus is removed
Term
color blindness
Definition
prevents individual from discriminating certain colors
Term
frequency
Definition
how frequent a wave is
Term
amplitude
Definition
the strength of the wave
Term
tympanic membrane
Definition
eardrum
Term
cochlea
Definition
primary organ of hearing (coiled tube)
Term
basilar membrane
Definition
tissue on inside of cochlea with vibration-sensitive hair cells
Term
pitch
Definition
sensory characterisitc of sound produced by the frequency of the sound wave
Term
loudness
Definition
sensory characteristic of sound produced by amplitude
Term
timbre
Definition
quality of sound wave deriving from wave's complexity
Term
conduction deafness
Definition
inability to hear resulting from damage to middle ear structures
Term
nerve deafness
Definition
inability to hear, linked to a deficit in body's ability to transmit impulses from cochlea to brain
Term
vestibular sense
Definition
sense of body orientation in respect to gravity
Term
kinesthetic sense
Definition
sense of body position and movement of body parts in relation to each other
Term
olfaction
Definition
sense of smell
Term
pheromones
Definition
chemical signals released by organisms to communicate with other members of their species
Term
gustation
Definition
sense of taste
Term
in senses
Definition
sensory systems for processing touch, warmth, cold, texture, and pain
Term
gate control theory
Definition
explanation for pain control that proposes we have a neural "gate" that can block incoming pain signals
Term
placebo effect
Definition
response to a "fake drug" caused by subject's belief that theyre taking a real drug
Term
percept
Definition
meaningful product of perception
Term
feature detectors
Definition
cells in cortex that speciailize in extracting certain features of a stimulus
Term
binding problem
Definition
how brain "combines" percepts
Term
bottom-up processing
Definition
small to the whole
Term
top-down processing
Definition
whole to the small
Term
perceptual constancy
Definition
ability to recognize the same object as remaining "constant" under different conditions, such as changes in illumination, distance, or location
Term
ambiguous figures
Definition
images that are capable of more than one interpretation
Term
figure
Definition
part of a pattern that commands attention
figure stands out
Term
ground
Definition
the part of a pattern that doesn't command attention
background
Term
closure
Definition
gestalt principles that identifies the tendency to fill in gaps in figures and to see incomplete figures as complete
Term
laws of perceptual grouping
Definition
principles of similarity, proximity, continuity, and common fate
Term
law of similarity
Definition
gestalt principle that we tend to group similar objects together in our perceptions
Term
law of proximity
Definition
gestalt principle that we tend to group objects together when they're near each other
Term
law of continuity
Definition
gestalt principle that we prefer perceptions of connected and continuous figures to disconnected and disjointed ones
Term
law of common fate
Definition
gestalt principle that we tend to group similar objects together that share a common motion or destination
Term
law of pragnanz
Definition
gestalt principle that states the simplest organization will emerge as the figure
(basically, our mind would prefer to see a full circle rather than a broken one)
Term
binocular cues
Definition
info taken in by both eyes that aids in depth perception
Term
monocular cues
Definition
info about depth that relies on the input of just one-eye
Term
learning-based inference
Definition
view that perception is primary shaped by learning/experience, rather than innate factors
Term
perceptual set
Definition
readiness to detect a particular stimulus in a given context
Term
consciousness
Definition
process by which the brain creates a model of internal and external experience
Term
cognitive neuroscience
Definition
involves cognitive psychology, neurology, biology, computer science, linguistics, and specialists
Term
nonconscious processes
Definition
any brain process that does not involve conscious processing
Term
preconscious memories
Definition
info thats not currently in consciousness but can be recaleld to consciousness
Term
unconscious
Definition
part of the mind that is a collection of mental process that operate outside of awareness
Term
daydreaming
Definition
common variation of consciousness in which attention shifts to memories, expectations, desires, or fantasies and away from the immediate situation
Term
circadian rhythms
Definition
physiological patterns that repeat approximately every 24 hours
Term
REM sleep
Definition
stage of sleep that occurs every 90 minutes, marked by rapid eye movements
associated with dreaming
Term
non-REM sleep
Definition
recurring periods of sleep, when a sleeper is nto showing rapid eye movements
Term
sleep paralysis
Definition
condition in which sleeper is unable to move any of the voluntary muscles, except those controlling eyes
occurs in REM sleep
Term
REM rebound
Definition
condition of increased REM sleep cause by REM-sleeping deprivation
Term
sleep debt
Definition
sleep deficiency caused by not getting amount of sleep that one requires for optimal functioning
Term
manifest content
Definition
story line of a dream at face value
Term
latent content
Definition
symbolic interpretation of objects and events in dream
Term
activation-synthesis theory
Definition
theory that dreams are the brain's attempt to make sense of random activity
Term
insomnia
Definition
inability to fall asleep quickly, frequent arousals, or early awakenings
Term
sleep apnea
Definition
when the person stops breathing throughout sleep
Term
night terrors
Definition
deep sleep episodes that produce terror
Term
narcolepsy
Definition
random sleep attacks during the day
Term
cataplexy
Definition
sudden loss of muscle control
Term
hypnosis
Definition
induced state of awareness
Term
meditation
Definition
state of consciousness often induced by focusing on a repetitive behavior
Term
psychoactive drugs
Definition
chemicals that affect mental processes and behavior by their effects on the brain
Term
hallucinogens
Definition
drugs that create hallucinations or alter perceptions
Term
opiates
Definition
morphine, heroin, codeine, methadone
Term
hallucinogens
Definition
mescaline, psilocybin, LSD, PCP, cannabis
Term
depressants
Definition
barbiturates, benzodiazepines, alcohol, rohypnol
Term
stimulants
Definition
amphetamines
methamphetamine
ecstacy
cocaine
nicotine
caffeine
Term
opiates
Definition
highly addictive drug that creates a sense of well-being and strong pain-relieving properties
Term
depressants
Definition
drugs that slow down mental and pyscial activity
Term
stimlants
Definition
drugs that arouse the CNS, speeding up mental and physical properties
Term
tolerance
Definition
reduced effectiveness a drug has after repeated use
Term
physical dependence
Definition
process by which the body adjusts to and comes to need a drug for its everyday use
Term
addiction
Definition
person becomes addicted, even their body
Term
withdrawal
Definition
pattern of uncomfortable/painful physical symptoms and cravings experienced by the user when the level of drug use is decreased
Term
psychological dependence
Definition
desire to obtain or use a druge, even though there is no physical dependence
Term
learning
Definition
lasting change in behavior or mental processes that results from experience
Term
habituation
Definition
learning not to respond to the repeated presentation of a stimulus
Term
mere exposure effect
Definition
a learned preference to stimuli to which we have been previously exposed
Term
behavioral learning
Definition
forms of learning, such as classical or operant conditioning, that can be described in terms of stimuli and responses
Term
classical conditioning
Definition
in which a previously neutral stimulus acquires the power to elicit the same innate reflex produced by another stimulus
Term
neutral stimulus
Definition
any stimulus that produces no conditioned response prior to lerning
Term
unconditioned stimulus
Definition
(UCS) stimulus that elicits an unconditoned response
Term
unconditioned response
Definition
(UCR) response elicited by an unconditioned stimulus without prior learning
Term
acquisition
Definition
initial learning stage in which the conditioned response comes to be elicited by the conditioned stimulus
Term
conditioned stimulus
Definition
previously neutral stimulus that now elicits a conditioned response
Term
conditioned response
Definition
response elicited by a previously neutral stimulus
Term
Pavlov's experiment
Definition
UCS --> UCR
NS + UCS --> UCR
CS --> CR
Term
extinction
Definition
weakening of a conditioned response in absence of an unconditioned stimulus
Term
spontaneous recovery
Definition
reappearance of an extinguished conditioned response after a time delay
Term
stimulus generalization
Definition
extension of a learned response to stimuli that are similar to the CS
Term
stimulus discrimination
Definition
a change in responses to one stimulus but not to stimuli that are similar
Term
experimental neurosis
Definition
pattern of erratic behavior resulting from a demanding discrimination learning task
Term
taste-aversion learning
Definition
biological tendency in which an organism learns, after a single experience, to avoid a food with a certain taste, is eating it is followed by illness
Term
operant
Definition
an observable, voluntary behavior that an organism emits to "operate" on the environment
Term
operant conditioning
Definition
form of behavioral learning in which the probability of a response is changed by its consequences
Term
law of effect
Definition
idea that responses that produced desirable results would be learned into the organism
Term
reinforcer
Definition
a reward
Term
positive reinforcement
Definition
in which an individual is given a positive reaction to whatever they did
(like a smile of approval)
Term
negative reinforcement
Definition
removing a bad thing by doing a good thing
or removing a bad thing in order for an individual to do a good thing
Term
operant chamber
Definition
a boxlike apparatus that can be programmed to deliver reinfocers and punshers contingent on an animal's behavior
Term
reinforcement contingencies
Definition
relationships between a response and the changes in stimulation that follow the response
Term
continuous reinforcement
Definition
a type of reinforcement schedule by which all correct responses are reinforced
Term
shaping
Definition
an operant learning technique in which a new behavior is produced by reinforcing responses that are similar to the desired response
Term
intermittent reinforcement
Definition
a type of reinforcement schedule where most correct responses are reinforced
Term
extinction
Definition
a process by which a response that has been learned is weakened by absense/removal of reinforcement
Term
schedules of reinforcement
Definition
programs specifying the frequency and timing of reinforcements
Term
ratio schedule
Definition
reinforcement depends on number of correct responses
Term
interval schedule
Definition
reinforcement depends on how much time passed from last reinforcement
Term
fixed ratio schedules
Definition
reinforcement is given every certain number of correct responses
Term
variable ratio schedules
Definition
correct responses required for reinforcement varies from time to time
Term
fixed interval schedules
Definition
reinforcement is given at a set time period
Term
variable interval schedules
Definition
time period between reinforcements vary from time to time
Term
primary reinforcers
Definition
reinforcers, such as food and sex, that have an innate basis because of their biological value to an organism
Term
conditioned reinforcerss (secondary reinforcers)
Definition
stimuli, like money and tokens, that acquire their reinforcing power by a learned association with primary reinforcers
Term
token economy
Definition
a therapeutic method by which individuals are rewarded with tokens
Term
premack principle
Definition
one can trade in a more-preferred activity to a less-preferred one as reinforcement
Term
punishment
Definition
an aversive stimuli which diminishes the strength of that response
Term
positive punishment
Definition
requires one to experience what happens if they do something, and by doing so, they know not to do it again
Term
omission training (negative punishment)
Definition
results from the removal of a reinforcer
Term
insight learning
Definition
a form of cognitive learning in which problem solving occurs by means of a sudden reorganization of perceptions
Term
cognitive map
Definition
a mental representation of physical space
Term
observational learning
Definition
form of cognitive learning in which new responses are acquired after watching others' behavior and the consequences of their behaviro
Term
long-term potentiation
Definition
a biological process involving physical changes that strangthen the synapses in groups of nerve cells learned to be teh neural basis of learning
Term
memory
Definition
any system that encodes, stores, and retrieves information
Term
information-processing model
Definition
a cognitive udnerstanding of memory, emphasizing how info is changed when its encoded, stored, and retrieved
Term
encoding
Definition
putting somethign into memory
Term
storage
Definition
retention of encoded material over tiem
Term
retrieval
Definition
invvolving location and recovery of info from memory
Term
eidetic imagery
Definition
photographic memory
Term
sensory memory
Definition
preserving brief snesory impressions of stimuli
Term
working memory
Definition
preserves recently perceived events/experiences for less than a minute
(short-term memory)
Term
long-term memory
Definition
largest capacity/longest duration
stores material organized according to meaning
Term
chunking
Definition
organized pieces of information into a smaller number of meaningful chunks
Term
maintenance rehearsal
Definition
working memory process in which info is merely repeated/reviewed to keep it from fading while in working memory
Term
elaborative rehearsal
Definition
working memory process in which information is actively reviewed and related to information already in LTM
Term
acoustic encoding
Definition
the conversion of information, especially semantic information, to sound patterns in working memory
Term
levels of processing theory
Definition
idea that things are better remembered when its connected to something that's already in long term memory
Term
2 parts of long term memory
Definition
declarative (knowing what)
procedural (knowing how)
Term
procedural memory
Definition
(knowing how) includes memory for motor skills, operant conditioning, classical conditioning
Term
parts of declarative
Definition
(knowing what) semantic memory: language, facts, general knowledge, concepts
episodic memory: events, personal experiences
Term
engram
Definition
physical changes in brain associated with memory
Term
anterograde amnesia
Definition
inability to form new memories
Term
retrograde amneisa
Definition
inability to retrieve memories
Term
consolidation
Definition
process by which short-term memories are changed to long-term memories over a period of time
Term
flashbulb memory
Definition
clear and vivid long-term memory of an especially meaningful and emotional event
Term
implicit memory
Definition
memory that was not deliberately learned or of which you have no conscious awareness
Term
explicit memroy
Definition
memory that has been processed with attention and can be consciously recalled
Term
retrieval cues
Definition
stimuli that are used to bring a memory to consciousness or into behavior
Term
priming
Definition
a technique for cuing implicit memories by providing cues that stimuate a memory without awareness of the onnection between the cue and the retrieved memory
Term
recall
Definition
a retrieval method in which one must reproduce previously presented information
Term
recognition
Definition
a retrieval method in which one must identify present stimuli as having been previously presented
Term
encoding specifity principple
Definition
doctrine that memory is encoded and stored with specific cues related to the context
Term
mood-congruent memory
Definition
a memory process that selectively retrieves memories that match one's mood
Term
TOT phenomenon
Definition
tip of tongue phenomenon
Term
transcience
Definition
impermeance of a long-term memory
(memories fade over time)
Term
forgetting curve
Definition
graph plotting the amount of retention and forgetting over time for a certain batch of material
Term
absent-mindedness
Definition
forgetting caused by lapses in attention
Term
blocking
Definition
forgetting that occurs when an item in memory cannnot be accessed or retrieved
Term
proactive interference
Definition
cause of forgetting by which previously stored information prevents learning and remembering new info
Term
retroactive interference
Definition
a cause of forgetting by which newly learned info prevents retrieval of previously stored material
Term
serial position effect
Definition
a form of interference related to the sequence in which information related to the sequence in which info is presented
Term
misattribution
Definition
a memory fault that occurs when memories are retrieved but are associated with teh wrong time, place, or person
Term
suggestibility
Definition
the process of memory distortion as the result of deliberate or inadvertent suggestion
Term
misinformation effect
Definition
the distortion of memory by suggestion or misinformation
Term
self-consistency bias
Definition
the commonly held idea that we are more consistent in our attitudes/opinions/beliefs than we actually are
Term
persistence
Definition
memory problem in which unwanted memories cannot be put out of mind
Term
mnemonicss
Definition
techniques for improving memory, especially by making connections between new material and information already in long-term memory
Term
method of loci
Definition
mnemonic technique that involves associating items on a list with a sequence of familiar physical locations
Term
natural language mediators
Definition
words associated with new information to be remembered
Term
language acquisition device
Definition
(LAD) biologically organized mental structure in the brain that facilitates teh learning of language because its innately programmed with some of the fundamental rules of grammar
Term
grammar
Definition
the rules of a language, specifying how to use words, morphemes, and syntax to produce understandable sentences
Term
morphemes
Definition
meaningful units of language that make up words
Term
overregularization
Definition
applying a grammatical rule too widely and thereby creating incorrect forms
Term
concepts
Definition
mental representations of categories of items or ideas, based on experience
Term
natural concepts
Definition
mental representations of objects and events drawn from our direct experience
Term
prototype
Definition
an ideal or mot representative example of a conceptual category
Term
artificial concepts
Definition
concepts degined by rules
Term
concept hierarchies
Definition
levels of concepts, from most general to most specific, in which a more general level includes more specific concepts
Term
event-related potentials
Definition
brain waves shown on the EEG in response to stimulation
Term
schema
Definition
a knowledge cluster or general conceptual framework that provides expectations about topics,events, etc
Term
script
Definition
a cluster of knowledge about sequences of events and actions expected to occur in particular settings
Term
algorithms
Definition
problem-solving procedures or formulas that guarantee a correct outcome
Term
heuristics
Definition
"rules of thumb" used as shortcuts to solve complex mental tasks
Term
mental set
Definition
the tendency to respond to a new problem in the manner used for a previous problem
Term
functional fixedness
Definition
the inability to perceive a new use for an object associated with a different purpose
Term
hindsight bias
Definition
the tendency, after learning about an event, to "second guess" or believe that oen could have predicted the event in advance
Term
anchoring bias
Definition
the faulty heuristic caused by basing an estimate on a completely unrelated quantity
Term
representativeness bias
Definition
idea that once things are categorized, they all share teh same characteristics as the other things in that group
Term
availability bias
Definition
idea that we think theres moer of something just because we're able to think of more things of that
Term
creativity
Definition
mental process that produces novel responses that contribute to the solutions of problems
Term
aptitudes
Definition
innate potentialities
Term
emotion
Definition
4 part process that involves physiological arousal, subjective feelings, cognitive interpretation, and behavioral expression
Term
display rules
Definition
the permissible ways of displaying emotions in a particular society
Term
lateralization of emotion
Definition
right hemisphere influences negative emotions
left hemisphere influences positive emotions
Term
James-Lange theory
Definition
the proposal that an emotion-provoking stimulus produces a physical response that produces an emotion
Term
Cannon-Bard theory
Definition
idea that emotional feeling and internal physiological response occur at the same tiem
Term
2-factor theory
Definition
idea that emotion results from physical arousal and an emotion-provoking stimulus
Term
cognitive appraisal theory
Definition
idea that ppl decide on certain emotions after an event
Term
opponent-process theory
Definition
when one emotion is triggered, another is suppressed
Term
inverted U function
Definition
describes the relationship between arousal and performance
Term
sensation seekers
Definition
individuals who have a biological need for higher levels of stimulation than others
Term
emotional intelligence
Definition
the ability to understand and control emotional responses
Term
polygraph
Definition
lie detector
Term
motivation
Definition
all the processes involved instarting, directing, and maintaining physical and psychological activities
Term
drive
Definition
biologically stimulated motivation
Term
motive
Definition
ex. money power fame
not food shelter water
Term
intrinsic motivation
Definition
desire to do something for the enjoyment of it
Term
extrinsic motivation
Definition
desire to do something for an external consequence, like a reward
Term
conscious motivation
Definition
having desire to do something and being aware of the desire
Term
unconscious motivation
Definition
having a desire to do something but being unaware of the desire
Term
instinct theory
Definition
idea that certain behaviors are completely determined by innate factors
Term
fixed-action patterns
Definition
genetically based behaviors that can be set off by a specific stimulus
Term
need
Definition
a biological imbalance (like dehydration) that threatens survival if left unmet
Term
homeostasis
Definition
the body's tendency to maintain a balanced condition
Term
locus of control
Definition
an individual's sense of where his or her life incluences originate
Term
hierarchy of needs
Definition
(maslow) notion that needs occur in priority order
biological-->safety-->attachment/affiliation-->esteem-->self-actualization
Term
overjustification
Definition
process by which external rewards can sometimes displace internal motivation (child receives money for playing video games)
Term
need for achievement
Definition
mental state that produces a pschyological motive to excel/reach a goal
Term
individualism
Definition
individual achievement and disctinction is the most important
Term
collectivism
Definition
group loyalty and pride is more important than individual distinction
Term
set point
Definition
body's tendency to maintain a certain level of body fat and weight
Term
volumetric thirst
Definition
a drop in extracellular fluid levels
Term
osmotic thirst
Definition
a drop in intracellular fluid levels
Term
sexual response cycle
Definition
4-stage sequence of arousal, plateau, orgasm, and resolution
Term
sexual scripts
Definition
socially earned ways of responding in sexual situations
Term
approach-approach conflict
Definition
one must choose between 2 equally attractive options
Term
approach-avoidance conflict
Definition
one must choose between 2 choices that are both attractive and negative
Term
avoidance-avoidance conflit
Definition
one must choose between 2 equally unattractive options
Term
multiple apprach-avoidance conflict
Definition
one must choose between 2 options that have both many attractive/negative aspects
Term
sexual orientation
Definition
one's erotic attraction toward members of the same sex
Term
stress
Definition
a physical and mental response to a challenging or threatening situation
Term
stressor
Definition
a stressful stimulus: condition demanding adaptation
Term
traumatic stressor
Definition
a situation that threaten's one's physical safety, arousing feelings of fear, horror, or helplessness
Term
PTSD
Definition
delayed stress reaction in which a person involuntarily reexperiences past trauma
Term
acute stress
Definition
sudden responses occur after sudden stressful situations arise
Term
chronic stress
Definition
continuous stressful arousal persisting over time
Term
fight-or-flight response
Definition
how some people fight a situation, and how some people go away from a situation
Term
general adaptation syndrome
Definition
(GAS) physical responses are the same in every stressful situation
Term
alarm reaction
Definition
first stage of GAS, body mobilizes its resources to cope with the stressor
Term
stage of resistance
Definition
second stage of GAS, body adapts to and uses resources to cope
Term
stage of exhaustion
Definition
third stage of GAS, body depletes its resources to respond to stressor
Term
tend-and-befriend model
Definition
stress response model saying that females naturally respond to threat by nurturing and protecing offspring and seeking social support
Term
immune system
Definition
bodily organs and responses that protect body from substances and threats
Term
psychoneuroimmunology
Definition
studies the influence of mental states on the immune system
Term
cytokines
Definition
hormonelike chemicals facilitating communication between brain and immune system
Term
Type A
Definition
characterized as intense, angry, competitive, etc
Term
Type B
Definition
characterized by relaxed, unstressful
Term
learned helplessness
Definition
pattern of failure to respond to noxious stimuli after an organism learns its reponses are ineffective
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