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Intro Psychology
Chapters 1-8
221
Psychology
Undergraduate 1
09/28/2011

Additional Psychology Flashcards

 


 

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Term

    structuralism 

 

Feldman. (2011). Understanding Psychology, 15.

Definition

    Wundt’s approach, which focuses on uncovering the fundamental mental components of consciousness, thinking, and other types of mental states and activities

 

Feldman. (2011). Understanding Psychology, 15.

Term

    introspection 

 

Feldman. (2011). Understanding Psychology, 15.

Definition

 This procedure to study the structure of the mind has subjects describe in detail what they are experiencing when they are exposed to a stimulus. 

 

Feldman. (2011). Understanding Psychology, 15.

Term

    functionalism 

 

Feldman. (2011). Understanding Psychology, 16.

Definition

 An early approach to psychology that concentrated on what the mind does—the functions of mental activity—and the role of behavior in allowing people to adapt to their environments. 

 

Feldman. (2011). Understanding Psychology, 16.

Term

    gestalt (geh SHTALLT)  psychology

 

Feldman. (2011). Understanding Psychology, 17.

Definition

An approach to  psychology that focuses on the organization of perception and thinking in a “whole” sense rather than on the individual elements of perception. 

 

Feldman. (2011). Understanding Psychology, 17.

Term

       neuroscience perspective 

 

Feldman. (2011). Understanding Psychology, 19.

Definition

The approach that studies behavior from the perspec-tive of the biological functions of the brain, the nervous system, and other body systems. 

 

Feldman. (2011). Understanding Psychology, 19.

Term

                psychodynamic perspective

 

Feldman. (2011). Understanding Psychology, 19.

Definition

The approach based on the view that behavior is motivated by unconscious inner forces over which the individual has little control. 

 

Feldman. (2011). Understanding Psychology, 19.

Term

    behavioral perspective 

 

Feldman. (2011). Understanding Psychology, 19.

Definition

The approach that suggests that observable, measur-able behavior should be the focus of study. 

 

Feldman. (2011). Understanding Psychology, 19.

Term

cognitive perspective 

 

Feldman. (2011). Understanding Psychology, 20.

Definition

The approach that focuses on how people think, understand, and know about the world. 

 

Feldman. (2011). Understanding Psychology, 20.

Term

humanistic perspective 

 

Feldman. (2011). Understanding Psychology, 20.

Definition

The approach that suggests that all individuals naturally strive to grow, develop, and be in control of their lives and behavior. 

 

Feldman. (2011). Understanding Psychology, 20.

Term

     free will 

 

Feldman. (2011). Understanding Psychology, 23.

Definition

 The idea that behavior is caused primarily by choices that are made freely by the individual. 

 

Feldman. (2011). Understanding Psychology, 23.

Term

    determinism 

 

Feldman. (2011). Understanding Psychology, 23.

Definition

The idea that people’s behavior is produced primarily by factors outside their willful control

 

Feldman. (2011). Understanding Psychology, 23.

Term

hypothesis 

 

Feldman. (2011). Understanding Psychology, 27.

Definition

A prediction stemming from a theory that’s stated in a way that allows it to be tested.

 

Feldman. (2011). Understanding Psychology, 27.

Term

    operational defnition 

 

Feldman. (2011). Understanding Psychology, 27.

Definition

  The translation of a hypothesis into specif c, testable procedures that can be measured and observed. 

 

Feldman. (2011). Understanding Psychology, 27.

Term

    archival research   

 

Feldman. (2011). Understanding Psychology, 28.

Definition

  Research in which existing data, such as census docu-ments, college records, and newspaper clippings, are examined to test a hypothesis

 

Feldman. (2011). Understanding Psychology, 28.

Term

naturalistic observation   

 

Feldman. (2011). Understanding Psychology, 29.

Definition

  Research in which an investigator simply observes some naturally occurring behavior and does not make a change in the situation

 

Feldman. (2011). Understanding Psychology, 29.

Term

    survey research 

 

Feldman. (2011). Understanding Psychology, 29.

Definition

 Research in which people chosen to represent a larger population are asked a series of questions about their behavior, thoughts, or attitudes

 

Feldman. (2011). Understanding Psychology, 29.

Term

    case study    

 

Feldman. (2011). Understanding Psychology, 30.

Definition

An in-depth, intensive investigation of an individual or small group of people. 

 

Feldman. (2011). Understanding Psychology, 30.

Term

    variables

 

Feldman. (2011). Understanding Psychology, 30.

Definition

Behaviors, events, or other characteristics that can change or vary in some way. 

 

Feldman. (2011). Understanding Psychology, 30.

Term

correlational research 

 

Feldman. (2011). Understanding Psychology, 30.

Definition

 Research in which the relationship between two sets of variables is examined to deter-mine whether they are associated or “correlated.” 

 

Feldman. (2011). Understanding Psychology, 30.

Term

    experiment    

 

Feldman. (2011). Understanding Psychology, 32.

Definition

 The investigation of the relationship between two (or more) variables by deliberately producing a change in one variable in a situation and observing the effects of that change on other aspects of the situation  

 

Feldman. (2011). Understanding Psychology, 32.

Term

    experimental manipulation 

 

Feldman. (2011). Understanding Psychology, 32.

Definition

The change that an experimenter deliber-ately produces in a situation. 

 

Feldman. (2011). Understanding Psychology, 32.

Term

    treatment 

 

Feldman. (2011). Understanding Psychology, 33.

Definition

 The manipulation imple-mented by the experimenter. 

 

Feldman. (2011). Understanding Psychology, 33.

Term

    experimental group 

 

Feldman. (2011). Understanding Psychology, 33.

Definition

Any group participating in an experiment that receives a treatment. 

 

Feldman. (2011). Understanding Psychology, 33.

Term

    control group

 

Feldman. (2011). Understanding Psychology, 33.

Definition

 A group participating in an experiment that receives no treatment

 

Feldman. (2011). Understanding Psychology, 33.

Term

independent variable 

 

Feldman. (2011). Understanding Psychology, 33.

Definition

The variable that is manipulated by an experimenter

 

Feldman. (2011). Understanding Psychology, 33.

Term
dependent variable
Definition
The variable that is measured and is expected to change as a result of the changes caused by the manipulated variable
Term
Random assignment to condition
Definition
Procedure in which participants are placed in certain experimental groups based on chance alone
Term
significant outcome
Definition
meaningful results leading researchers to feel confident that the experiment has affirmed their hypothesis
Term
Replicated research
Definition
research that is repeated with different participants or settings to increase confidence in prior findings
Term
informed consent
Definition
Document signed by participant stating that they have been told the basic outline fo the experiment and are aware of what their participation will involve.
Term
experimental bias
Definition
factors that distort how the independent variable affects the dependent variable in an experiment
Term
Placebo
Definition
: A false treatment, such as a pill, “drug,”, or other substance, without any significant chemical properties or active ingredient.
Term
Neurons
Definition
Nerve cells, the basic elements of the nervous system.
Term
Dendrite
Definition
A cluster of fibers at one end of a neuron that receives messages from other neurons.
Term
Axon
Definition
The part of the neuron that carries messages destined for other neurons.
Term
Terminal buttons
Definition
Small bulges at the end of axons that send messages to other neurons.
Term
Myelin sheath
Definition
A protective coat of fat and protein that wraps around the axon.
Term
All-or-none law
Definition
The rule that neurons are either on or off.
Term
Resting State
Definition
The state in which there is a negative electrical charge of about -70 millivolts within a neuron.
Term
Action potential
Definition
An electric nerve impulse that travels through a neuron’s axon when it is set off by a “trigger,” changing the neuron’s charge from negative to positive.
Term
Mirror neurons
Definition
Specialized neurons that fire not only when a person enacts a particular behavior, but also when a person simply observes another individual carrying out the same behavior.
Term
Synapse
Definition
The space between two neurons where the axon of a sending neuron communicates with the dendrites of a receiving neuron byusing chemical messages.
Term
Neurotransmitters
Definition
Chemicals that carry messages across the synapse to the dendrite (and sometimes the cell body) of a receiver neuron.
Term
Excitatory message
Definition
A chemical message that makes it more likely that a receiving neuron will fire and an action potential will travel down its axon.
Term
Inhibitory message
Definition
A chemical message that prevents or decreases the likelihood that a receiving neuron will fire.
Term
Reuptake
Definition
The reabsorption of neurotransmitters by a terminal button.
Term
Central nervous system
Definition
The part of the nervous system that includes the brain and spinal cord.
Term
Spinal cord
Definition

 

A bundle of neurons that leaves the brain and runs down the length of the back and is the main means for transmitting messages between the brain and the body.

 

Term
Reflex
Definition
An automatic, involuntary response to an incoming stimulus.
Term
Sensory (afferent) neurons
Definition
Neurons that transmit information from the perimeter of the body to the central nervous system.
Term
Motor (efferent) neurons
Definition
Neurons that communicate information from the nervous system to muscles and glands.
Term
Interneurons
Definition
Neurons that connect sensory and motor neurons, carrying messages between the two.
Term
Peripheral nervous system
Definition
The part of the nervous system that includes the autonomic and somatic subdivision; made up of neurons with long axons and dendrites, it branches out from the spinal cord and brain and reaches the extremities of the body.
Term
Somatic division
Definition
The part of the peripheral nervous system that specializes in the control of voluntary movements and the communication of information to and from the sense organ.
Term
Autonomic Division
Definition
The part of the peripheral nervous system that controls involuntary movement of the heart, glands, lungs, and other organs.
Term
Sympathetic division
Definition
The part of the autonomic division of the nervous system that acts to prepare the body for action in stressful situations, engaging all the organism’s resources to respond to a threat.
Term
Parasympathetic division
Definition
The part of the autonomic division of the nervous system that acts to calm the body after an emergency has ended.
Term
Evolutionary psychology
Definition
The branch of psychology that seeks to identify behavior patterns that are a result of our genetic inheritance from our ancestors.
Term
Behavioral Genetics
Definition
The study of the effects of heredity on behavior.
Term
Endocrine system
Definition
A chemical communication network that sends messages throughout the body via the bloodstream.
Term
Hormones
Definition
Chemicals that circulate through the blood and regulate the functioning or growth of the body.
Term
Pituitary Gland
Definition
The major component of the endocrine system, or “master gland,” which secretes hormones that control growth and other parts of the endocrine system.
Term
Central Core
Definition
The “old brain,” which controls basic functions such as eating and sleeping and is common to all vertebrates.
Term
Cerebellum
Definition
The part of the brain that controls bodily balance.
Term
Reticular formation
Definition
The part of the brain extending from the medulla through the pons and made up of groups of nerve cells that can immediately activate other parts of the brain to produce general bodily arousal.
Term
Thalamus
Definition
The part of the brain located in the middle of the central core that acts primarily to relay information about the senses.
Term
Hypothalamus
Definition
A tiny part of the brain, located below the thalamus, that maintains homeostasis and produces and regulates vital behavior, such as eating, drinking, and sexual behavior.
Term
Limbic System
Definition
The part of the brain that controls eating, aggression, and reproduction.
Term
Cerebral Cortex
Definition
The “new brain,” responsible for the most sophisticated information processing in the brain, contains four lobes.
Term
Lobes
Definition
The four major sections of the cerebral cortex: frontal, parietal, temporal, and occipital.
Term
Motor Area
Definition
The part of the cortex that is largely responsible for the body’s voluntary movement.
Term
Sensory Area
Definition
The site in the brain of the tissue that corresponds to each of the sense, with the degree of sensitivity related to the amount of tissue.
Term
Association areas
Definition
One of the major regions of the cerebral cortex; the site of the higher mental processes, such as thought, language, memory, and speech.
Term
Neuroplasticity
Definition
Changes in the brain that occur throughout the life span relating to the addition of new neurons, new interconnections between neurons, and the reorganization of information-processing areas.
Term
Neurogenesis
Definition
The creation of new neurons.
Term
Hemispheres
Definition
Symmetrical left and right halves of the brain that control the side of the body opposite to their location.
Term
Lateralization
Definition
The dominance of one hemisphere of the brain in specific functions, such as language.
Term
Biofeedback
Definition
A procedure in which a person learns to control through conscious thought internal physiological processes such as blood pressure, heart and respiration rate, skin temperature, sweating, and the constriction of particular muscles.
Term
Sensation
Definition
The activation of the sense organs by a source of physical energy.
Term
Perception
Definition
The sorting out, interpretation analysis, and integration of stimuli by the sense organs and brain.
Term
Stimulus
Definition
Energy that produces a response in a sense organ.
Term
Psychophysics
Definition
The study of the relationship between the physical aspects of stimuli and our psychological experience of them.
Term
Absolute Threshold
Definition
The smallest intensity of a stimulus that must be present for the stimulus to be detected.
Term
Difference threshold
Definition
The smallest level of added or reduced stimulation required to sense that a change in stimulation has occurred.
Term
Weber's Law
Definition
A basic law of psychophysics stating that a just noticeable difference is a constant proportion to the intensity of an initial stimulus (rather than a constant amount).
Term
Adaptation
Definition
An adjustment in sensory capacity after prolonged exposure to unchanging stimuli. 
Term
Retina
Definition
The part of the eye that converts the electromagnetic energy of light to electrical impulses for transmission to the brain.
Term
Rods
Definition
Thin, cylindrical receptor cells in the retina that are highly sensitive to light.
Term
Cones
Definition
Cone-shaped, light-sensitive receptor cells in the retina that are responsible for sharp focus and color perception, particularly in bright light.
Term
Optic nerve
Definition
A bundle of ganglion axons that carry visual information to the brain.
Term
Feature detection
Definition
The activation of neurons in the cortex by visual stimuli of specific shapes or patterns.
Term
Trichromatic theory of color vision
Definition
The theory that there are three kinds of cones in the retina, each of which responds primarily to a specific range of wavelengths.
Term
Opponent-process theory of color vision
Definition
The theory that receptor cells for color are linked in pairs, working in opposition to each other.
Term
Sound
Definition
The movement of air molecules brought about by a source of vibration.
Term
Eardrum
Definition
The part of the ear that vibrates when sound waves hit it.
Term
Cochlea
Definition
A coiled tube in the ear filled with fluid that vibrates in response to sound.
Term
Basilar membrane
Definition
A vibrating structure that runs through the center of the cochlea, dividing it into an upper chamber and a lower chamber and containing sense receptors for sound.
Term
Hair cells
Definition
Tiny cells covering the basilar membrane that, when bent by vibrations entering the cochlea, transmit neural messages to the brain.
Term
Place theory of hearing
Definition
The theory that different areas of the basilar membrane respond to different frequencies.
Term
Frequency theory of hearing
Definition
The theory that the entire basilar membrane acts like a microphone, vibrating as a whole in response to a sound.
Term
Semicircular canals
Definition
Three tubelike structures of the inner ear containing fluid that sloshes through them when the head moves, signaling rotational or angular movement to the brain.
Term
Skin senses
Definition
The sense of touch, pressure, temperature, and pain.
Term
Game-control theory of pain
Definition
The theory that particular nerve receptors in the spinal cord lead to specific areas of the brain related to pain.
Term
Gestalt laws of organization
Definition
A series of principles that describe how we organize bits and pieces of information into meaningful wholes.
Term
Top-down processing
Definition
Perception that is guided by higher-level knowledge, experience, expectations, and motivations.
Term
Bottom-up processing
Definition
Perception that consists of the progression of recognizing and processing information from individual components of a stimuli and moving to the perception of the whole.
Term
Depth perception
Definition
The ability to view the world in three dimensions and to perceive distance.
Term
Perceptual constancy
Definition
The phenomenon in which physical objects are perceived as unvarying and consistent despite changes in their appearance or in the physical environment.
Term
Visual illusions
Definition
Physical stimuli that consistently produce errors in perception.
Term
Stage 1 sleep
Definition
The state of transition between wakefulness and sleep, characterized by relatively rapid, low-amplitude brain waves.
Term
Stage 2 sleep
Definition
A sleep deeper than that of stage 1, characterized by a slower, more regular wave pattern, along with momentary interruptions of “sleep spindles.”
Term
Stage 3 sleep
Definition
A sleep characterized by slow brain waves with greater peaks and valleys in the wave pattern than in stage 2 sleep.
Term
Stage 4 sleep
Definition
The deepest stage of sleep, during which we are least responsive to outside stimulation.
Term
Rapid eye movement (REM sleep)
Definition
Sleep occupying 20% of an adult’s sleeping time, characterized by increasing heart rate, blood pressure, and breathing rate; erections; eye movements; and the experience of dreaming.
Term
Unconscious wish fulfillment theory
Definition
Sigmund’s Freud theory that dreams represent unconscious wishes that dreamers desire to see fulfilled.
Term
Latent content of dreams
Definition
According to Freud, the “disguised” meanings of dreams, hidden by more obvious subjects.
Term
Manifest content of dreams
Definition
According to Freud, the apparent story line of dreams.
Term
Dreams-for-survival theory
Definition
The theory suggesting that dreams permit information that is critical for our daily survival to be reconsidered and reprocessed.
Term
Activation-synthesis theory
Definition
Hobson’s theory that the brain produces random electrical energy during REM sleep that stimulates memories stored in the brain.
Term
Circadian rhythyms
Definition
Biological processes that occur regularly on approximately a 24-hour cycle.
Term
Daydreams
Definition
Fantasies that people construct while awake.
Term
Hypnosis
Definition
A trancelike state of heightened susceptibility to the suggestions of others.
Term
Meditation
Definition
A learned technique for refocusing attention that brings about an altered state of consciousness.
Term
Psychoactive drugs
Definition
Drugs that influence a person’s emotions, perceptions, and behavior.
Term
Addictive drugs
Definition
Drugs that produce a biological or psychological dependence in the user so that withdrawal from them leads to craving for the drug that, in some cases, may be nearly irresistible.
Term
Stimulants
Definition
Drugs that have an arousal effect on the central nervous system, causing a rise in heart rate, blood pressure, and muscular tension.
Term
Depressants
Definition
Drugs that slow down the nervous system.
Term
Narcotics
Definition
Drugs that increase relaxation and relieve pain and anxiety.
Term
Hallucinogen
Definition
A drug that is capable of producing hallucinations, or changes in the perceptual process.
Term
Learning
Definition
A relatively permanent change in behavior brought about by experience.
Term
Classical conditioning
Definition
A type of learning in which a neutral stimulus comes to bring about a response after it is paired with a stimulus that naturally brings about that response.
Term
Neutral stimulus
Definition
A stimulus that, before conditioning, does not naturally bring about the response of interest.
Term
Unconditioned stimulus
Definition
A stimulus that naturally brings about a particular response without having been learned.
Term
Unconditioned response
Definition
A response that is natural and needs no training. (e.g., salivation at the smell of food.)
Term
Conditioned stimulus
Definition
A once-neutral stimulus that has been paired with an unconditioned stimulus to bring about a response formerly caused only by the unconditioned stimulus.
Term
Conditioned response
Definition
A response that, after conditioning, follows a previously neutral stimulus (e.g., salivation at the ringing of a bell.)
Term
Extinction
Definition
A basic phenomenon of learning that occurs when a previously conditioned response decreases in frequency and eventually disappears.
Term
Spontaneous recovery
Definition
The reemergence of an extinguished conditioned response after a period of rest and with no further conditioning.
Term
stimulus generalization
Definition
A process in which, after a stimulus has been conditioned to produce a particular response, stimuli that are similar to the original stimulus produce the same response.
Term
Stimulus discrimination
Definition
The process that occurs if two stimuli are sufficiently distinct from one another that one evokes a conditioned response but the other does not; the ability to differentiate between stimuli.
Term
operant conditioning
Definition
Learning in which a voluntary response is strengthened or weakend, depending on its favorable or unfavorable consequences.
Term
Reinforcement
Definition
The process by which a stimulus increases the probability that a preceding behavior will be repeated.
Term
Reinforcer
Definition
Any stimulus that increases the probability that a preceding behavior will occur again.
Term
Positive reinforcer
Definition
A stimulus added to the environment that brings about an increase in a preceding response.
Term
Negative reinforcer
Definition
An unpleasant stimulus whose removal leads to an increase in the probability that a preceding response will be repeated in the future.
Term
Punishment
Definition
A stimulus that decreases the probability that a previous behavior will occur again.
Term
schedules of reinforcement
Definition
Different patterns of frequency and timing of reinforcement following desired behavior.
Term
continuous reinforcement schedule
Definition
Reinforcing of a behavior every time it occurs.
Term
partial reinforcement schedule
Definition
Reinforcing of a behavior some but not all of the time.
Term
Fixed ratio schedule
Definition
A schedule by which reinforcement is given only after a specific number of responses are made.
Term
variable ratio schedule
Definition
A schedule by which reinforcement occurs after a varying number of responses rather than after a fixed number.
Term
Fixed interval schedule
Definition
A schedule by which the time between reinforcements varies around some average rather than being fixed.
Term
Shaping
Definition
The process of teaching a complex behavior by rewarding closer and closer approximations of the desired behavior.
Term
Behavior modification
Definition
A formalized technique for promoting the frequency of desirable behaviors and decreasing the incidence of unwanted ones.
Term
cognitive learning theory
Definition
An approach to the study of learning that focuses on the thought processes that underlie learning.
Term
Latent learning
Definition
Learning in which a new behavior is acquired but is not demonstrated until some incentive is provided for displaying it.
Term
observational learning
Definition
Learning by observing the behavior of another person, or model.
Term
Memory
Definition
Learning by observing the behavior of another person, or model.
Term
Sensory memory
Definition
The initial, momentary storage of information, lasting only an instant.
Term
short-term memory
Definition
Memory that holds information for 15 to 25 seconds.
Term
Long term memory
Definition
Memory that stores information on a relatively permanent basis, although it may be difficult to retrieve.
Term
chunk
Definition
A meaningful grouping of stimuli that can be stored as a unit in short-term memory.
Term
Rehearsal
Definition
The repetition of information that has entered short-term memory.
Term
working memory
Definition
A set of active, temporary memory stores that actively manipulate and rehearse information.
Term
declarative memory
Definition
Memory for factual information: names, faces, dates, and the like.
Term
procedural memory
Definition
Memory for skills and habits, such as riding a bike or hitting a baseball; sometimes referred to as non-declarative memory.
Term
semantic memory
Definition
Memory for general knowledge and facts about the world, as well as memory for the rules of logic that are used to deduce other facts.  
Term
episodic memory
Definition
Memory for events that occur in a particular time, place, or context.
Term
semantic networks
Definition
Mental representations of clusters of interconnected information.
Term
tip of the tongue phenomenon
Definition
The inability to recall information that one realizes one knows – a result of the difficulty of retrieving information from long-term memory.
Term
recall
Definition
Memory task in which specific information must be retrieved.
Term
recognition
Definition
Memory task in which individuals are presented with a stimulus and asked whether that have been exposed to it in the past or to identify it from a list of alternatives.
Term
levels of processing theory
Definition
The theory of memory that emphasizes the degree to which new material is mentally analyzed.
Term
explicit memory
Definition
Intentional or conscious recollection of information.
Term
implicit memory
Definition
Memories of which people are not consciously aware but that can affect subsequent performance and behavior.
Term
priming
Definition
A phenomenon in which exposure to a word or concept (called a prime) later makes it easier to recall related information, even when there is no conscious memory of the word or concept.
Term
flashbulb memories
Definition
Memories centered on a specific, important, or surprising event that are so vivid it is as if they represented a snapshot of the event.
Term
constructive processes
Definition
Processes in which memories are influenced by the meaning we give to events.
Term
schemas
Definition
Organized bodies of information stored in memory that bias the way new information is interpreted, stored, and recalled.
Term
autobiographical memories
Definition
Our recollections of circumstances and episodes from our own lives.
Term
decay
Definition
The loss of information in memory through its nonuse.
Term
interference
Definition
The phenomenon by which information in memory disrupts the recall of other information.
Term
cue-dependent forgetting
Definition
Forgetting that occurs when there are insufficient retrieval cues to rekindle information that is in memory.
Term
proactive interference
Definition
Interference in which information learned earlier disrupts the recall of newer material.
Term
retroactive interference
Definition
Interference in which there is difficulty in the recall of information learned earlier because of later exposure to different material.
Term
alzheimer's
Definition
An illness characterized in part by severe memory problems.
Term
amnesia
Definition
Memory loss that occurs without other mental difficulties.
Term
retrograde amnesia
Definition
Amnesia in which memory is lost for occurrences prior to a certain event.
Term
anterograde amnesia
Definition
Amnesia in which memory is lost for events that follow an injury.
Term
Korsakoff's syndrome
Definition
A disease that afflicts long-term alcoholics, leaving some abilities intact but including hallucinations and a tendency to repeat the same story.
Term
Cognitive psychology
Definition
The branch of psychology that focuses on the study of higher mental processes, including thinking, language, memory, problem solving, knowing, reasoning, judging, and decision making.
Term
thinking
Definition
The manipulation of mental representations of information.
Term
mental images
Definition
Representations in the mind of an object or event.
Term
concepts
Definition
A mental grouping of similar objects, events, or people.
Term
prototypes
Definition
Typical, highly representative examples of a concept.
Term
syllogistic reasoning
Definition
Formal reasoning in which people draw a conclusion from a set of assumptions.
Term
algorithm
Definition
A rule that, if applied appropriately, guarantees a solution to a problem.
Term
heuristic
Definition
A thinking strategy that may lead us to a solution to a problem or decision, but – unlike algorithms – may sometimes lead to errors.
Term
Means-end analysis
Definition
Involves repeated tests for differences between the desired outcome and what currently exists.
Term
insight
Definition
A sudden awareness of the relationships among various elements that had previously appeared to be independent of one another.
Term
functional fixedness
Definition
The tendency to think of an object only in terms of its typical use.
Term
mental set
Definition
The tendency for old patterns of problem solving to persist.
Term
confirmation bias
Definition
The tendency to seek ot and weight more heavily information that supports one’s initial hypothesis and to ignore contradictory information that supports alternative hypothesis or solution.
Term
creativity
Definition
The ability to generate original ideas or solve problems in novel ways.
Term
divergent thinking
Definition
The ability to generate unusual, yet nonetheless appropriate, responses to problems or questions.
Term
convergent thinking
Definition
The ability to produce responses that are based primarily knowledge and logic.
Term
language
Definition
The communication of information through symbols arranged according to systematic rules.
Term
grammar
Definition
The system of rules that determine how our thoughts can be expressed.
Term
phonology
Definition
The study of the smallest units of speech, called phonemes.
Term
phonemes
Definition
The smallest units of speech.
Term
syntax
Definition
Ways in which words and phrases can be combined to form sentences.
Term
semantics
Definition
The rues governing the meaning of words and sentences.
Term
babble
Definition
Meaningless speechlike sounds made by children from around the age of 3 months through 1 year.
Term
telegraphic speech
Definition
Sentences in which words not critical to the message are left out.
Term
overgeneralization
Definition
The phenomenon by which children apply language rules even when the application results in an error.
Term
learning theory approach to language development
Definition
The theory that language acquisition follows the principles of reinforcement and conditioning.  
Term
nativist approach to language development
Definition
The theory that a genetically determined, innate mechanism directs language development.
Term
universal grammar
Definition
Noam Chomsky’s theory that all the world’s languages share a common underlying structure.
Term
language acquisition device
Definition
A neural system of the brain hypothesized by Noam Chomsky to permit understanding of language.
Term
interactionist approach to language development
Definition
The view that language development is produced through a combination of genetically determined predispositions and environmental circumstances that help teach language.
Term
linguistic-relativity hypothesis
Definition
The notion that language shapes and may determine the way people in particular culture perceive and understand the world.  
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