- StudyBlue
- Tennessee
- University of Tennessee - Knoxville
- Psychology
- Psychology 110
- Acevedo
- Psychology 110- Final Study Guide
Psychology 110- Final Study Guide
Psychology 110 with Acevedo at University of Tennessee - Knoxville
About this deck
By: Sophie @Studyblue
Created: 2011-04-24
Size: 148 flashcards
Views: 894
Created: 2011-04-24
Size: 148 flashcards
Views: 894
About StudyBlue
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What are the 3 stages of prenatal development?
- Germinal
- Embryonic
- Fetal
When is the embryo or fetus most susceptible to teratogens?
during the embryonic stage of development
How did Piaget suggest people organize the world?
he believed they organized their experience into different schemata
How do the 2 adaptive processes (assimilation & accomodation) guide the processes of cognitive development?
- Assimilation - how we fit new experiences into our shcemata
- Accomodation - changing or modifying our existing schemata
What are Piaget's stages of cognitive development and the major characteristics, accomplishments and limitations of each stage?
- Sensorimotor: Child begins learning survival relfexes/motions
- Preoperational: Begin to use imaginations, lack basic mental functions
- Concrete: Aquire true mental operations, but lack abstract thought
- Formal Operational: Abstract thought
What is an example of a predictive hypothesis?
Assumed relationship between quantity of beer consumed and the form in which it was purchased (i.e. a pitcher or a case)
What is an example of a causal hypothesis?
A researcher has developed a new strategy to teach children to read, then tests children in the new program to see if their has been a change.
Why are correlation studies conducted?
To test the relationship between 2 or more variables
What is the strength of a correlation?
Correlations are measured between -1 and 1. The closer to 1 or -1, the stronger the relationship between the variable, the closer to 0, the weaker the correlation
What are examples of independent, dependent, and confounding variables?
- Independent - the variable being manipulated
- Dependent - the variable that measures any affect of the manipulation on the independent variable
- Confounding - any factor affecting the dependent variable other than the independent variable
What do correlation studies not allow researchers to do?
It does not let researchers know why the variables are related
What are examples of independent, dependent, and confounding variables?
- Independent - manipulating the ammount of sleep one gets during an experiment
- Dependent - participants have their memories measured each day
- Confounding - age influence over one's memory
When is using deception research all right?
Only when telling them the truth might change the results of the research. If decieved the participants must be debriefed and told about the experiment afterwards.
How do short-term, working, and long-term memory work?
- Short-term: holds small amount of information for brief periods (selective attention)
- Working: briefly holds info while we are thinking or problem solving (mental scratchpad)
- Long-term: holds information that is important or meaningful
What is one way to increase the odds of a memory stored in long-term memory?
Find something meaningful to you in the memory
What are procedural, declaritive, semantic, and episodic memory?
- Procedural - conditioned and learned actions
- Declaritive - factual information (names, dates)
- Semantic - names of things (mental dictionary)
- Episodic - record of personal experiences
How are recall, recognition, and relearning used to measure memory?
- Recall - direct retrieval of facts or information
- Recognition - correctly identifying previously learned information
- Relearning - the ability to learn something faster after having increased exposure
What are the basic characteristics of the Ebbinghaus curve?
Forgetting newly learned information is rapid at first but then slowly declines
What are examples of habituation and sensitization?
- Habituation - slow or stop responding to an event that has become familiar
- Sensitization - increased response to an event that has been repeated
How is a connection formed between the conditioned stimuli (CS) and the unconditioned stimuli (US)?
A connection wil be formed when the US provides information about the delivery of the CS (i.e. a dog salivates (CS) when a bell is rang (US because the bell means food is coming)
What are some examples of positive and negative punishers?
- Positive - an event presented after the response (scolding or spanking)
- Negative - an event removed after the response (taking away allowence or privelages)
What are fixed-ration, variable-ratio, fixed-interval, and variable-interval schedules of reinforcement?
- Fixed-ratio: number of responses does not change
- Fixed-interval: delivered at more than 1 pre-determined time
- Variable-ratio: number of responses changes
- Variable-interval: delivered at no set interval
How are taste aversions learned through classical conditioning?
The food is the unconditioned stimuli which we eat, and the dislike for it would be the unconditioned response
What are some examples of observational learning in animals?
Rhesus monkeys in the wild learn to fear snakes by either direct confrontation or observing another monkey being bitten
What are the parts of a neuron?
- Cell body
- Dendrites
- Axon
What does a neuron do at a synapse?
It releases a chemical that excites or inhibits the next neuron in the chain
What do neurotransmitters do?
Activates receptors which control different aspects of behavior
What are the major divisions of the nervous system?
- Central nervous system
- Peripheral nervous system
- Somatic nervous system
What happens to people with occipital lobe damage?
They have vision problems
What area is damaged in and what happens in Wernicke's aphasia?
The temporal lobe is damaged and subjects have trouble remembering object names and speech
What is the effect of damage to the amygdala?
Subjects are slow to process emotional information
What are some things subliminal perception cannot do?
- Hidden messages do not trick the mind into obeying (i.e. flashing buy popcorn on a movie screen)
- Listening to "subliminal audiotapes" does not actually help you (it is your perception that they are helping that makes you improve)
What can subliminal messages do?
They can have brief effects (i.e. flashing a smiley face and people's facial muscles move in the direction of a smile)
Why does an object appear stationary when you move your eyes?
- The brain sends messages to the eyes that your head is moving and compensates the movements
- We pervieve motion relative to the object's background
What are 2 explanations for the moon illusion? (Why it appears so large at the horizon)
- The vast terrain between the viewer and the horizon (i.e. compare it to other objects on the horizon)
- The terrain between the viewer and horizon gives the impression of great distance (no basis to judge its size in the sky)
What is the model of motivation?
Need > Drive > Response > Goal > Need Reduction (then starts over again)
What are 3 major categories of motives?
- Primary (hunger, thirst, pain)
- Secondary (learned needs, such as drives or goals)
- Stimulus (activity, physical contact?
What are some possible causes of anorexia and bulimia?
- Distorted views of self
- Need for control in their lives
- Psychologically harmful messages in the media
What does the inverted U function suggest about the relationship between arousal and performance?
Performance level increases as arousal level increases, then begin to drop off as you become over aroused (emotional, frenzied)
How can emotions be considered adaptive?
Emotions can change or be controlled to better meet situations or our needs and wants
What are the explanations to why the Stroop effect is diffucult?
Reading is an automatic process, and subjects find it difficult to ignore what they are reading and focus on the color of the ink.
How does an altered state of consciousness differ from a normal state?
- Cognitive processes are less complex
- Perceptions of self and world may change from what they really are
- Control over behavior may weaken
What are two views for why we sleep?
- Preservation and Protection - adaptive function to help keep animals out of harms way
- Restoration - restore depleted resources in the body
What are the 5 stages of sleep?
- Transitional - between awake and asleep
- Lower muscle tension - body relaxes
- Deep sleep - brain activity slows
- Very deep sleep - rythmic breathing
- REM - active brain while body still rests
Why did Freud believe people dreamed?
He believed dreams allowed people to express their unconcious wishes.
In what ways is narcotic dependence treated?
- Naxolone - blocks drug receptors in the brain
- Matainenance - subject is still give the drug but at a controlled rate (controversial method)
- Detoxification - weaning user of the drug and restoring good health habits
What are the effects of central nervous system stimulants?
Drugs that arouse the nervous system by stimulating the heart and inhibiting compounds that slow the brain. They increase stamina and alertness (i.e. caffeine, nicotine)
What is categorization by prototype?
We categorize objects by organzing them under closely related prototypes. (i.e. Bird would be filed under Animal, and Sparrow would be filed under Bird)
How can the representaviness heuristic lead people to incorrect conclusions by incorporation of base-rate information?
If something resembles a member of a certain group people are likely to stereotype it as part of that group without knowing for sure. By including the base-rate the thing being observed is also more likely to be put into the more common group.
What are some examples of the availability heuristic?
The news highlights more bad things (i.e. car wrecks, plane crashes, murders) so we believe they are more common than they actually are because we have more access to them.
What are some examples of the confirmation bias and functional fixedness?
- Confirmation bias - accepting one belief without considering other possibilities
- Functional Fixedness - doing something in a fixed way without doing it any other way
What is the difference between Broca's and Wernicke's aphasia?
- Broca's - characterized by inarticulate speech and difficulty with grammatical devices
- Wernicke's - characterized by difficulty recalling object names and impaired language comprehension
What is fluid and crystallized intelligence?
- Fluid - the natural ability to solve problems
- Crystallized - knowledge and abilities aquired through experience
What are 3 characteristics of a good test?
- Reliability - consistency of test results
- Validity - how well the test measures what it is supposed to measure
- Standardization - same kind of test across all administrations
What is one kind of reliability?
Test-retest reliability - to test the reliability of the test over different administrations
What are 3 types of validity?
- Content - test should measure multiple areas of interest
- Predictive - can somewhat accurately depict what it tests
- Construct - how well a test applies to a theoretical theme
Why is standarization of a test important and what is a norm group?
- Standardization is important so everyone involved in the test has an equal oppurtunity to perform
- Norm group - the reference group to determine how well a person performed on a test
In general what can be concluded from the research on twin intelligence?
Identical twins reared together have IQ's that are more similar than twins reared apart
What are states and traits?
- States - temporary activation of a particular behavior
- Traits - consistent long lasting tendency in behavior
What do reliability and validity mean regarding personality tests?
- Reliability - consistency of the scores
- Validity - usefulness of scores in predicting something else
What do the results of biological and adopted children suggest about the heritability of personality?
Personality is influenced by heredity
How is deception detected in the MMPI?
The authors put questions that should both be answered either true or false and if you answer one true and the other false, then they can be used to determine if someone is lying
What do projective tests allow the person to do?
Encourage people to project their personality characteristics onto different stimuli
What is the classification system of the DSM--IV-TR?
- Clinical syndromes
- Personality syndromes
- General medical conditions
- Psychosocial and environmental problems
- Global assessment of functioning
What are the 5 types of anxiety disorders?
- Phobias
- Panic disorder
- Generalized anxiety
- Obsessive-compulsive (OCD)
- Stress disorder
What are some reasons psychologists think women are more likely to be diagnosed with depression?
- Low levels of estrogen
- Men who are actually depressed are less likely to report it
- Greater stresses applied through life (i.e. sexual abuse, childbearing)
What are the personality disorders?
- Paranoid - persistent suspiciousness, but not schizophrenic
- Schizotypical - personality disorder characterized by oddities of thought and behavior
- Schizoid - characterized by social withdraw
What are the goals of psychoanalysis?
Provide insight into a person's problems and allow the person to express feellings and urges that may be bothering them
How is traditional psychoanalysis conducted?
- Hypnosis
- Free association - the uncensored muttering of all thoughts that come to mind
What does client-centered therapy aim to do?
Create a warm, therapeutic atmosphere that frees clients to engage in self-exploration and expression
What are some advantages of group therapy?
- Allows therapist to work with several clients at once
- Provides more information and life experience to draw on
- Members who show improvement provide hope for others
How are antidepressant drugs believed to work?
They change chemicals in the brain that control emotions
What is the relationship between the perception of physical attractiveness and competence?
People tend to view more attractive individuals as more competent than less attractive individuals
What is the problem stereotyping people based on probabilities?
It can lead to misperception of the individual being stereotyped
What are the examples of self-serving bias?
Blaming a bad grade on a teacher rather than the person's lack of study
What were the procedures and results of Festinger and Carlsmith study on cognitive dissonance?
Subjects were paid different amounts of money to tell other participants that the task they would be doing was enjoyable. The participants that were paid more money genuinly found the dull activity more enjoyable
What is cognitive dissonance thought to create?
Either psychological discomfort or arousal depending on the condition
What are some factors that may account for the bystander effect?
- People look to see if other people think there is an emergency
- Diffusion of responsibility within a larger group
What is learning?
A change in potential behavior that results from experience
What is Habituation?
decline in the tendency to respond to an event that has become familiar
What is Sensitization?
When exposure increases our response to an event
What is Stimulus Generalization?
When a new stimulus produces a response similar to the conditioned stimulus
What is Stimulus Discrimination?
When you respond to a new stimulus in a way that is different from your response to the original conditioned stimulus
What is Self-Efficacy?
we only model behavior we believe we can perform
What is operant conditioning?
learning that our own actions have consequences
What is Thorndike's Law of Effect?
If a response is followed by a pleasant consequence, it is more likely to be repeated
What is positive reinforcement?
When presenting an event after a response increases the likelihood of the response occurring again
What is negative reinforcement?
When removing an event after a response increases the likelihood of the response occurring again
What is positive punishment?
When presenting an event after a response decreases the likelihood of the response occurring again
What is negative punishment?
When removing an event after a response decreases the likelihood of the response occurring again
What are the 4 schedules of reinforcement?
Fixed Ratio
Variable Ratio
Fixed Interval
Variable Interval
Variable Ratio
Fixed Interval
Variable Interval
What is extinction?
When the conditioned stimulus no longer signals the unconditioned stimulus
What are neurons?
receives information and transmits it to other cells
What are glia cells?
supporting cells that insulate neurons, remove dead cells and make sure neurons function
What are the parts of a neuron?
Cell Body
Dendrites
Axon
Synapse
Dendrites
Axon
Synapse
What are dendrites?
branches off the cell body to receive transmission from other neurons
What is an axon?
transmits information from one end of the neuron to another
What is a synapse?
space between two or more neurons
What is a neurotransmitter?
a chemical that is stored in an axon and, when released, activates other neurons
What is action potential?
an excitation that travels along an axon no matter how far it must go
What is the Nervous System?
organ system containing a network of neurons that coordinate actions of an animal and transmit signals between different parts of the body
What is the Central Nervous System?
Brain and spinal cord
What are the two parts of the Peripheral Nervous System?
Somatic Nervous System
Autonomic Nervous System
Autonomic Nervous System
What is the function of the Somatic Nervous System?
voluntary control of body movements through skeletal muscles
What is the function of the Autonomic Nervous System?
control over non-voluntary bodily movements/things out of our awareness
What are the two parts of the Autonomic Nervous System?
Sympathetic Nervous System
Parasympathetic Nervous System
Parasympathetic Nervous System
What is the function of the Sympathetic Nervous System?
mobilizes our body's resources under stress
What is the function of the Parasympathetic Nervous System?
resting functions
What is the forebrain?
contains cerebral cortex; largest and most important part of brain
What are the four lobes of the Cerebral Cortex?
Occipital Lobe
Parietal Lobe
Temporal Lobe
Frontal Lobe
Parietal Lobe
Temporal Lobe
Frontal Lobe
What is the function of the Occipital Lobe?
in charge of vision
What is the function of the Parietal Lobe?
bodily sensations and spacial attentions
What is the function of the Temporal Lobe?
hearing and language comprehension
What is the function of the Frontal Lobe?
how we move
What are the three parts of the frontal lobe?
Primary Motor Cortex
Prefrontal Cortex
Thalamus
Prefrontal Cortex
Thalamus
What is the function of the Primary Motor Cortex?
fine movements
What is the function of the Prefrontal Cortex?
organize and plan movement
What is the function of the Thalamus?
relays information to rest of brain
What is the Amygdala?
how we process and understand emotion
What are the three parts of the hindbrain?
Cerebellum
Pons
Medulla Oblongata
Pons
Medulla Oblongata
What is the Cerebellum?
"little brain", motor, cognitive, emotions, coordination/timing
What is the function of the Pons/Medulla Oblongata?
controls muscles required for vital functions
What happens with practice?
axons and dendrites can grow/increase
What is the corpus callosum?
set of axons connecting left and right hemispheres
What is an Absolute Sensory Threshold?
intensity at which a person can detect a stimulus 50% of the time
What is the Feature Detector Approach?
specialized neurons in visual cortex (called feature detectors) respond to certain features
What are the five parts of Gestalt Psychology?
Reversible Figures
Proximity
Similarity
Continuation
Closure
Proximity
Similarity
Continuation
Closure
What are the two binocular cues?
Retinal Disparity
Convergence
Convergence
What is retinal disparity?
the difference in the apparent position of an object as seen by the left and right retinas
What is convergence?
the degree to which eyes turn in to focus on an object
What are the five monocular cues?
Object Size
Linear Position
Detail
Interposition
Accomodation
Linear Position
Detail
Interposition
Accomodation
What is motivation?
the ways in which our actions are initiated, sustained, directed and terminated
What are the steps of motives?
Need -> Drive -> Response -> Goal
What is incentive?
the value we place on a goal over and above its ability to fulfill our need
What are the three types of motives?
Primary Motives
Stimulus Motives
Secondary Motives
Stimulus Motives
Secondary Motives
What is the function of the hypothalamus?
controls many of our motives including hunger, thirst and sex drive
What is set point?
the proportion of fat our bodies naturally maintain
What is Arousal Theory?
we maintain a certain level of arousal in order to be comfortable
What is Opponent-Process Theory?
strong emotions are followed by opposite emotions
What is significant about Maslow's Hierarchy of Need?
Physiological needs must be met first. Ultimate goal is self-actualization
What is Attention?
The link between the enormous amount of information that assails our senses and the limited amount that we actually perceive
What is Selective Attention?
When you attempt to track one message and ignore another
What is Mindfulness?
Paying deliberate attention to the immediate situation at hand
What is the Stroop Effect?
Demonstrates the psychological difficulty of selectively attending to the color of the ink and trying to ignore the word it forms
What is Conciousness?
The means by which we define who we are; reveals a sucession of states of the world; monitoring and controlling
What is the Preconscious?
Contains information that could easily become conscious, but it not readily avaliable. (Ex. what your bedroom looks like)
What is Melatonin?
A natural hormone secreted by the pineal gland, one of several chemicals that appears to play an important role in sleeping-waking cycles
What is Tryptophan?
An amino acid that is a precursor to serotonin and has sleep-inducing properties
About this deck
By: Sophie @Studyblue
Created: 2011-04-24
Size: 148 flashcards
Views: 894
Created: 2011-04-24
Size: 148 flashcards
Views: 894
About StudyBlue
STUDYBLUE makes things that make you better at school.
Things like online flashcards with photos and audio.
Things like personalized quizzes and friendly reminders about when (and what) to study next.
Think of it as a digital backpack™: access to all of your study materials online and on your phone.
STUDYBLUE exists to make studying efficient and effective for every student, for free. Join us.
“I have been getting MUCH better grades on all my tests for school. Flash cards, notes, and quizzes are great on here. Thanks!”
Kathy
Kathy