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EXAM 2
EXAM 2
234
Psychology
Undergraduate 1
03/01/2009

Additional Psychology Flashcards

 


 

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Term
consciousness
Definition
the awareness of internal and external stimuli
1.your awareness of your external events 2.your awareness of your internal sensations 3.your awareness of your self as the unique being having these experiences 4. your awareness of your thought's & experiences
Term
stream of consciousness
Definition
constant flow (WILLIAM JAMES)
Term
unconscious
Definition
needs, wishes, and conflicts that lie below the surface of conscious awareness (FREUD)
Term
electroencephalograph (EEG)
Definition
a device that monitors the electrical activity of the brain over time by means of recording electrodes attached to the surface of the scalp
Term
brain waves
Definition
line tracings that summarize the rhythm of cortical activity
Term
beta waves
Definition
13-24cps alertly engaged, normal waking thought
Term
alpha waves
Definition
8-12cps deep relaxation, blank mind, meditation
Term
theta
Definition
4-7cps light sleep
Term
delta waves
Definition
under 4 cps deep sleep
Term
biological rhythms
Definition
periodic fluctuations in physiological functioning, organisms have internal "biological clocks" that somehow monitor the passage of time
Term
circadian rhythms
Definition
are 24 hr biological cycles found in humans and many other species, influential in the regulation of sleep
Term
suprachiasmatic nucleus (SCN)
Definition
small structure in the hypothalamus that sends signals to the nearby pineal gland whose secretion of the hormone melatonin plays a key role in adjusting biological clocks (where the central pacemaker is located)
Term
ignoring circadian rhythms
Definition
sleep quality suffers, fatigue, sluggish,irritable
Term
realigning circadian rhythms
Definition
small doses of melatonin, bright light illumination, if workers move thru progressively later starting times at work
Term
electromyograph (EMG)
Definition
record muscular activity & tension
Term
electrooculograph (EOG)
Definition
records eye movements
Term
electrocardiograph (EKG)
Definition
records the contractions of the heart
Term
stage 1
Definition
a brief transitional stage of light sleep (1-7 mins) breathing and heart rate slow muscle tension and body temp decline, alpha waves give away to theta waves, can be easily awakened
Term
slow-wave sleep
Definition
consists of sleep stages 3 &4 during which low frequency delta waves become prominent (reach slow wave in less than an hour and remain there for roughly 30mins)
Term
REM sleep
Definition
rapid eye movements, a "deep" stage of sleep, irregular breathing and pulse rate, muscle tone is extremely relaxed, high frequency beta waves, associated w/ dreaming, dreaming is most frequent and memorable during this stage 20% (periods get progressively longer peaking at 40-60mins)
Term
Non-REM sleep
Definition
consist of stages 1-4, which are marked by an absence of rapid eye movements, relatively little dreaming and varied EEG activity 20% (periods get progressively shorter)
Term
newborns
Definition
sleep 6-8 times in 24 hrs, often exceeding 16 hrs of sleep, REM accounts for 50%, gradually declines to 30% in the first year
Term
sleep restriction
Definition
partial sleep deprivation, most americans chronically suffer from this, contributes to a large proportion of traffic accidents
Term
selective deprivation
Definition
deprived of REM sleep, when deprived ppl will slip into REM more often, same in slow-wave
Term
memory consolidation
Definition
REM & SW contribute to firming up learning that takes place during the day
Term
insomnia
Definition
refers to chronic problems getting adequate sleep (most common) 1. difficulty falling asleep, 2. difficulty remaining asleep 3. persistent early-morning awakening, Treatment-sedatives, benzodiazepine medications
Term
narcolepsy
Definition
a disease marked by sudden & irresistible onsets of sleep during normal waking periods, .05% of pop, Treatment-stimulants
Term
sleep apnea
Definition
involves frequent, reflexive gasping of air that awakens a person and disrupts sleep (sometimes 100's of times a night) 2% of women, 4% of men, Treatment-surgery or drug therapy
Term
somnambulism or sleep walking
Definition
occurs when a person arises & wanders about while remaining asleep ( in first 2 hrs of sleep in slow wave) last 15 secs - 30mins , prone to accidents, safe to awaken a sleepwalker
Term
content of dreams
Definition
relatively mundane,classic sources of internal conflict, self-centered, daily concerns,thoughts we try to supress, external stimuli experienced while dreaming
Term
western cultures
Definition
dreams dont hold any significance in waking life
Term
non-western cultures
Definition
dreams are view as important sources of info about oneself, about the future, or about the spiritual world, (dream recall is better)
Term
Freud's theory of dreaming
Definition
wish fulfillment
Term
problem solving view
Definition
Cartwright proposed dreams provide an opportunity to work thru everyday problems
Term
activation synthesis
Definition
proposes that dreams are side effects of the neural activation that produces "wide awake" brain waves during REM sleep
Term
hypnosis
Definition
a systematic procedure that produces a heightened state of suggestibility, may lead to passive relaxation, narrowed attention, enhanced fantasy 1. anesthesia 2. sensory distortions and hallucinations 3. disinhibition 4. posthypnotic suggestions & amnesia
Term
hypnosis as role playing
Definition
no change in EEG patterns, produces a normal state of consciousness in which suggestible ppl act out the role of a hypnotized subject, effects have been duplicated by nonhypnotized ppl, subjects are often acting out a role
Term
hypnosis as an altered state of consciousness
Definition
doubtful role playing can explain everything(surgery w/o anesthesia), changes in brain activity consistent w/ their reports of hypnosis, creates a dissociation of consciousness
Term
dissociation
Definition
a splitting off of mental processes into 2 separate simultaneous streams of awareness
Term
meditation
Definition
refers to a family of practices that train attention to heighten awareness and bring mental processes under greater voluntary control, go into alpha & theta waves, potentially leads to beneficial physiological state, helps reduce stress
Term
mantra
Definition
a specially assigned sanskrit word that is personalized for each meditator
Term
transcendental meditation (TM)
Definition
supposed to sit in a comfy position w/ eyes closed and silently focus on a mantra, some believe it involves an altered state of consciousness "pure consciousness"
Term
psychoactive drugs
Definition
chemical substances that modify mental, emotional, or behavioral functioning (narcotics,sedatives,stimulants, hallucinogens, cannabis, alcohol, ecstasy)
Term
narcotics
Definition
or opiates, are drugs derived from opium that are capable of relieving pain, ex: heroin,morphine, codeine, demerol, methadone, sufficient dosages produce and overwhelming feeling of euphoria
Term
sedatives
Definition
are sleep-inducing drugs that tend to decrease central nervous system activation and behavioral activity ex: barbiturates-seconal, non-barbiturates-quaaludes..ppl generally consume larger doses than prescribed, produce euphoria similar to drinking, loosened inhibitions
Term
stimulants
Definition
drugs that tend to increase central nervous system activation and behavior activity ex:amphetamines(speed), cocaine(crack), caffeine, nicotine
Term
amphetamines
Definition
speed, synthesized in a pharmaceutical lab, produce buoyant , elated, energetic, feeling accompanied by increased alertness
Term
cocaine
Definition
natural substance that comes from the coca shrub
Term
crack
Definition
consists of relatively pure chips of cocaine that are usually smoked
Term
crank or crystal meth
Definition
methamphetamine, a crystalline powder that can be snorted of injected
Term
hallucinogens
Definition
a diverse group of drugs that have powerful effects on mental and emotional functioning, marked most by prominently by distortions in sensory and perceptual experience ex: LSD, mescaline, psilocybin, produce euphoria, increased sensory awareness, and distorted sense of time, can produce nightmares-bad trip
Term
cannabis
Definition
the hemp plant from which marijuana, hashish, and THC are derived
Term
marijuana
Definition
a mix of dried leaves, flowers stems, and seeds
Term
hashish
Definition
comes from the plants resin
Term
THC
Definition
the active chemical ingredient in cannabis, an be synthesized for research purposes
Term
alcohol
Definition
encompasses a variety of beverages containing ethyl alcohol ex: wine, beer, distilled spirits, heavy drinking produces euphoria that temporarily boosts self esteem, side effects-severe impairment,mood swings, quarrelsomeness
Term
MDMA or ecstasy
Definition
a compound drug that is related both to amphetamines and hallucinogens, became popular in the 90's at raves, short-lived high, feel warm, friendly, euphoric, sensual, insightful, and empathetic but alert and energetic ,, side effects-increased blood pressure, muscle tension,and sweating, blurred vision, insomnia, and transient anxiety
Term
factors influencing drug effects
Definition
age,mood,motivation,personality,previous experience w/ the drug, body weight, and physiology,dose, potency, method of administration, setting in which drug is taken, expectations of the user
Term
tolerance
Definition
refers to the progressive decrease in a person's responsiveness to a drug as a result of continued use
Term
mesolimbic dopamine pathway
Definition
virtually all abused drugs eventually increase activity in this particular neural pathway
Term
physical dependence
Definition
exists when a person must continue to take a drug to avoid withdrawal illness, common w/ narcotics, sedatives, and alcohol
Term
withdrawal from heroin, barbiturates, and alcohol
Definition
fever, chills, tremors, convulsions, vomiting, cramps, diarrhea and severe aches and pains
Term
withdrawal from stimulants
Definition
leads to a more subtle syndrome marked w/ fatigue, apathy, irritability, depression and disorientation
Term
overdose
Definition
any drug can be fatal if you take enough,depressants carry the greatest risk, many are a result of lethal combos of drugs, respiratory system stops producing a coma, then death.. w/ stimulants-heart attack, stroke or cortical seizure
Term
direct effects of drug use
Definition
damage to nasal membranes, cardiovascular disease, respiratory problems, liver damage, ulcers, hypertension, stroke, heart disease, neurological disorders, lung , head and neck cancers
Term
indirect effects of drug use
Definition
dont eat or sleep properly, increased risk of accidental injuries, impair driving ability, infectious diseases (AIDS)
Term
ecstasy
Definition
implicated in cases of stroke, heart attack, seizures, heat stroke, and liver damage, sleep disorders, depression , hostility,subtle long term effects in cognitive functioning
Term
manifest content
Definition
consists of the plot of a dream at the surface level
Term
latent content
Definition
refers to the hidden or disguised meaning of the events of the plot
Term
learning
Definition
any relatively durable change in behavior or knowledge that is due to experience
Term
conditioning
Definition
involves learning associations between events that occur in an organisms environment
Term
phobias
Definition
irrational fears of specific objects or situations
Term
classical conditioning
Definition
a type of learning in which a stimulus acquires the capacity to evoke a response that was originally evoked by another stimulus (IVAN PAVLOV)
Term
Pavlov's Demonstration
Definition
dog was trained to salivate to a tone
Term
unconditioned stimulus
Definition
a stimulus that evokes an unconditioned response w/o previous conditioning
Term
unconditioned response
Definition
an unlearned reaction to an unconditioned stimulus that occurs w/o previous conditioning
Term
conditioned stimulus
Definition
is a previously neutral stimulus that has, through conditioning, acquired the capacity to evoke a conditioned response
Term
conditioned response
Definition
is a learned reaction to a conditioned stimulus that occurs b/c of previous conditioning
Term
elicited
Definition
drawn forth
Term
trial in classical conditioning
Definition
consists of any presentation of a stimulus or pair of stimuli
Term
acquisition in CC
Definition
refers to the initial state of learning something
Term
stimulus contiguity
Definition
stimulus are contiguous if they occur together in time and space
Term
extinction
Definition
the gradual weakening and disappearance of a conditioned response tendency, the consistent presentation of the CS alone w/o the UCS leads to this
Term
spontaneous recovery
Definition
the reappearance of an extinguished response after a period of nonexposure to the conditioned stimulus, however the response will be weaker
Term
stimulus generalization
Definition
occurs when an organism that has learned a response to a specific stimulus responds in the same way to new stimuli that are similar to the original stimulus (Little Albert-JOHN B WATSON)
Term
basic law governing generalization
Definition
the more similar new stimuli are to the original CS, the greater the likelihood of generalization
Term
stimulus discrimination
Definition
occurs when an organism that has learned a response to a specific stimulus does not responding the same way to new stimuli that are similar to the original stimulus
Term
basic law of discrimination
Definition
the less similar the new stimuli are to the original CS, the greater the likelihood (and ease) of discrimination
Term
higher-order conditioning
Definition
in which a conditioned stimulus functions as if it were an unconditioned stimulus
Term
operant conditioning
Definition
a form of learning in which voluntary responses come to be controlled by there consequences (BF SKINNER)
Term
skinner's demonstration
Definition
demonstrated that organisms then to repeat those responses are followed by favorable consequences
Term
reinforcement
Definition
occurs when an event following a response increases an organisms tendency to make that response
Term
skinner box
Definition
a small enclosure in which an animal can make a specific response that is systematically recorded while the consequences of the response are controlled
Term
emit
Definition
send forth (voluntary response)
Term
reinforcement contingencies
Definition
are the circumstances or rules that determine whether responses lead to the presentation of reinforcers
Term
cumulative recorder
Definition
creates a graphic record of responding and reinforcement in a skinner box as a function of time , rapid response -steep slope, slow response-shallow slope
Term
acquisition in OC
Definition
the formation of a new response tendency
Term
shaping
Definition
the reinforcement of closer approximations of a desired response, necessary when the organism doe not on its own emit the desired response
Term
extinction in OC
Definition
refers to the gradual weakening and disappearance of a response tendency b/c the response is no longer followed by reinforecment
Term
resistance to extinction
Definition
occurs when an organism continues to make a response after delivery of the reinforcer for it has been terminated
Term
discriminative stimuli
Definition
are cues that influence operant behavior by indicating the probable consequences of a response
Term
stimulus generalization
Definition
responding increases in the presence of new stimulus that resembles original discriminative stimulus
Term
primary reinforcers
Definition
are events that are inherently reinforcing b/c they satisfy biological needs
Term
secondary or conditioned reinforcers
Definition
are events that acquire reinforcing qualities by being associated w/ primary reinforcers
Term
schedule of reinforcer
Definition
a specific pattern of presentation of reinforcers over time
Term
continuous reinforcement
Definition
occurs when every instance of a designated response is reinforced
Term
intermittent reinforcement
Definition
occurs when a designated response is reinforced only some of the time
Term
fixed ratio schedule
Definition
the reinforcer is given after a fixed number of nonreinforced responses
Term
variable ratio schedule
Definition
the reinforcers is given after a variable number of nonreinforced responses (slot machines)
Term
fixed interval schedule
Definition
the reinforcer is given for the first response that occurs after a fixed time interval has elapsed
Term
variable interval schedule
Definition
the reinforcer is given for the first response after a variable time interval has elapsed, the interval length varies around a predetermined average
Term
variable schedules
Definition
tend to generate steadier response rates and greater resistance to extinction than their fixed counterparts
Term
ratio schedules
Definition
tend to produce more rapid responding rates than interval
Term
positive reinforcement
Definition
occurs when a response is strengthened b/c it is followed by the presentation of rewarding stimulus
Term
negative reinforcement
Definition
occurs when a response is strengthened b/c it is followed by the removal of an aversive( unpleasant) stimulus
Term
escape learning
Definition
an organism acquires a response that decreases or ends some aversive stimulation
Term
avoidance learning
Definition
an organism acquires a response that prevents some aversive stimulation from occuring (why phobias are hard to extinguish)
Term
punishment
Definition
occurs when an event following a response weakens the tendency to make that response
Term
instinctive drift
Definition
occurs when an animal's innate response to tendencies interfere w/ conditioning processes (raccoon & coins)
Term
conditioned taste aversions
Definition
taste-nausea associations
Term
latent learning
Definition
learning that is not apparent from behavior when it first occurs (rats learned map but only showed it w/ motivation)
Term
observational learning
Definition
occurs when an organism's responding is influence by the observation of other who are called models (ALBERT BANDURA)
Term
4 key processes in observational learning
Definition
attention, retention, reproduction, motivation
Term
Violence in the media
Definition
studies have shown exposure to this increases the likelihood of physical & verbal aggression and aggressive thoughts and emotions in both children and adults (Bandura's bobo doll experiment)
Term
behavior modification
Definition
a systematic approach to changing behavior through the application of principles of conditioning Steps: specify target behavior,gather baseline data, design your program, execute & evaluate your program
Term
behavioral contract
Definition
a written agreement outlining a promise to adhere to the contingencies of a behavior modification program
Term
evaluative conditioning
Definition
consists of efforts to transfer the emotion attached to a UCS to a new CS (CC is advertising, politics & business)
Term
encoding
Definition
involves forming a memory code
Term
storage
Definition
involves maintaining encoded info in memory over time
Term
retrieval
Definition
involves recovering information from memory stores
Term
attention
Definition
involves focusing awareness on a narrowed range of stimuli or events (critical to the encoding of memories)
Term
structural encoding
Definition
relatively shallow processing that emphasizes the physical structure of the stimulus
Term
phonemic encoding
Definition
emphasizes what a word sounds like; naming or saying (perhaps silently) the word
Term
semantic encoding
Definition
emphasizes the meaning of verbal input; thinking about the objects and actions the words represent
Term
elaboration
Definition
is linking a stimulus to other info at the time of encoding
Term
imagery
Definition
the creation of visual images to represent the words to be remembered
Term
dual-coding theory
Definition
hold that memory is enhanced by forming both semantic and visual codes, since either can lead to recall
Term
sensory memory
Definition
preserves information in its original sensory form for a brief time, usually a fraction of a second, allows the sensations of visual pattern, sound, or touch to linger for a brief moment, gives you additional time to try to recognize the stimuli
Term
short-term memory (STM)
Definition
a limited-capacity store that can maintain unrehearsed info for up to 20secs, lost in 10-20secs, can only store about 7 items at at time
Term
rehearsal
Definition
the process of repetitively verbalizing or thinking about information
Term
chunk
Definition
a group of familiar stimuli stored as a single unit (letters FBI-NBC-CIA-IBM)
Term
baddeley's model of working memory (4 stages)
Definition
phonological loop, visuospatial sketchpad, central executive system, episodic buffer
Term
phonological loop
Definition
when you used recitation to temporarily hold a phone #
Term
visuospatial sketchpad
Definition
permits ppl to temporarily hold & manipulate visual images
Term
central executive system
Definition
controls the deployment of attention, switching focus of attention and dividing attention as needed
Term
episodic buffer
Definition
temporarily, limited capacity store that allows the various components of working memory to integrate into & serves as an interface between working and long-term memory
Term
long-term memory (LTM)
Definition
is an unlimited capacity store that can hold info over lengthy periods of time
Term
flashbulb memories
Definition
are unusually vivid and detailed recollections of momentous events (become less detailed and less accurate over time)
Term
schema
Definition
an organized cluster of knowledge about a particular object or event abstracted from previous experience with the object or event
Term
semantic network
Definition
consists of nodes representing concepts, joined together by pathways that link related concepts
Term
spreading activation
Definition
when ppl think about a word, their thoughts naturally go to related words
Term
connectionist or parallel distributed processing PDP models
Definition
assume that cognitive processes depend on patterns of activation in highly interconnected computational networks that resemble neural networks
Term
tip-of-the-tongue phenomenon
Definition
the temporary inability to remember something you know, accompanied by a feeling that is just out of reach
Term
retrieval cues
Definition
stimuli that help gain access to memories ex: hints, related info, partial recollections
Term
misinformation effect
Definition
occurs when participant's recall of an event they witnessed is altered by introducing misleading postevent info
Term
source monitoring
Definition
the process of making inferences about the origin of memories
Term
source monitoring error
Definition
occurs when a memory derived from one source is misattributed to another source
Term
nonsense sylallables
Definition
consonant-vowel-consonant arrangements that do not correspond to words
Term
forgetting curve
Definition
graphs retention and forgetting overtime (results are most forgetting happens very rapidly after learning, easier to remember things with meaning)
Term
retention
Definition
refers to the proportion of material retained
Term
retention interval
Definition
the length of time between presentation of materials to be remembered and the measurement of forgetting
Term
recall measure
Definition
requires participants to reproduce information on their own w/o any cues ex: essays, fill in the blanks
Term
recognition measure
Definition
of retention requires participants to select previously learned info from an array of options ex: multiple choice, true/false, matching
Term
relearning measure
Definition
of retention requires a participant to memorize info a second time to determine how much time or effort is saved by having learned it before
Term
pseudoforgetting
Definition
you may have never inserted it in your memory in the first place, due to lack of attention
Term
phonemic encoding
Definition
simply saying the words to yourself (ineffective encoding)
Term
decay theory
Definition
proposes that forgetting occurs because memory traces fade with time (in sensory & STM)
Term
interference theory
Definition
proposes that people forget info b/c of competition from other material
Term
retroactive interference
Definition
occurs when info impairs the retention of previously learned info (occurs between original learning & retest of that learning)
Term
proactive interference
Definition
occurs when previously learned information interferes with the retention of new info (rooted in learning that comes before exposure to test material)
Term
encoding specificity principle
Definition
states that the value of a retrieval cue depends on how well it corresponds to the memory code
Term
motivated forgetting
Definition
the tendency to forget things one doesn't want to think about
Term
repression
Definition
refers to keeping distressing thoughts and feelings buried in the unconscious (FREUD)
Term
retrograde amnesia
Definition
a person loses memories for events that occurred prior to the injury
Term
anterograde amnesia
Definition
a person loses memories for events that occur after the injury
Term
hippocampal & parahippocampal regions
Definition
critical for many types of long-term memory, in medial temporal lobe memory system
Term
medial temporal lobe memory system
Definition
long-term memory, one of the first areas to sustain significant damage in the course of Alzheimers disease, plays a key role in the consolidation of memories
Term
consolidation
Definition
a hypothetical process involving the gradual conversion of information into durable memory codes stored in long-term memory, this is done to memories in the hippocampal region
Term
localized neural circuits
Definition
unique, reusable pathways in the brain along which signals flow
Term
hormonal fluctuations
Definition
can facilitate or impair memory
Term
protein synthesis
Definition
in the brain may be necessary for the formation of memories
Term
alterations in synaptic transmissions at specific sites
Definition
memory formation
Term
declarative memory system
Definition
handles factual information, depends on conscious, effortful processes, more vulnerable to forgetting, in medial temporal lobe & far flung areas of the cortex with which it communicates
Term
procedural memory system
Definition
houses memory for actions, skills, conditioned responses, and emotional memories, largely automatic, take little effort and attention, doesn't decline much over time, uses cerebellum and amygdala
Term
episodic memory system
Definition
made up of chronological or temporally dated, recollections of personal experiences, allows one to reexperience the past (autobiography like)
Term
semantic memory system
Definition
contains general knowledge that is not tied to the time when the information was learned (encyclopedia like)
Term
prospective memory
Definition
involves remembering to perform actions in the future
Term
retrospective memory
Definition
involves remembering events from the past or previously learned information
Term
mnemonic devices
Definition
are strategies for enhancing memory
Term
overlearning
Definition
refers to the continued rehearsal of material after you first appear to have mastered it
Term
the serial-position effect
Definition
occurs when subjects show better recall for items at the beginning and end of a list than for items in the middle
Term
link method
Definition
involves forming a mental image to items to be remembered in a way that links them together
Term
method of loci
Definition
involves taking an imaginary walk along a familiar path where images of items to be remembered are associated with certain locations
Term
hindsight bias
Definition
the tendency to mold one's interpretation of the past to fit how events actually turned out
Term
iconic memory
Definition
when a visual stimulus produces a brief visual memory trace (1/4 of a sec or less), adds continuity to our perception of the world
Term
echoic memory
Definition
when an auditory stimulus produces a brief auditory memory trace (2 secs or less) helps us understand spoken language, adds continuity
Term
eidetic (photographic) memory
Definition
can see an image and then project the exact same image on a blank screen for at least 30secs, typically in children, but goes away in adolescence, (rare in adulthood)
Term
functions of STM
Definition
prevents accumulation of garbage in LTM, the workbench of consciousness, where we do much of our thinking, rehearsal buffer and eventual transfer into LTM
Term
shallow processing
Definition
simple visual judgement, basically maintenance rehearsal. Is DOG printed in capital letters?
Term
intermediate processing
Definition
acoustic judgement, Does DOG rhyme with small?
Term
deep processing
Definition
semantic judgement, Does the word fit into the sentence. I saw a DOG in the pond.
Term
elaborative rehearsal
Definition
make associations between things, give examples
Term
story of HM
Definition
he underwent surgery for epileptic seizures, had his hippocampus removed, produced anterograde amnesia, still had his LTM from b4 the surgery, STM was fine, couldn't move STM to LTM, moment to moment consciousness, procedural memory fine, episodic memory gone
Term
story of Clive
Definition
video clip, musician guy, got sick and lost his STM, wrote in a journal
Term
story of Kent
Definition
motorcycle accident, left him w/ brain damage, semantic memory ok, procedural memory ok, episodic memory Not ok
Term
false memory syndrome
Definition
illusory memories of personal events that never happened
Term
vicarious conditioning
Definition
association that derives from hearing or seeing other's reactions, watching/hearing other ppl's bad experience
Term
generalization decrement
Definition
the CR gets weaker to stimuli that are less and less similar to the original CS
Term
Post traumatic stress disorder
Definition
a person experiences a very frightening event, later anything that resembles that event causes fear reaction
Term
preparedness theory
Definition
humans are predisposed to develop some phobias and not others b/c avoiding them had real survival value
Term
external stimuli
Definition
assumed to cause external pain (rats-light & buzzer)
Term
internal stimuli
Definition
assumed to cause internal pain (rats-sweetened water)
Term
Edward Thorndike's dissertation question
Definition
discovered animals learn by trial and error (cat pulled lever to get out of box to get to food, quicker each time)
Term
chaining
Definition
linking series of actions that lead to reinforcement
Term
support of cognitive factors in operant conditioning
Definition
latent learning, insight learning, observational learning
Term
bobo doll experiment (bandura)
Definition
concluded children learn aggression thru watching it on tv, even more so if the aggression is shown to be rewarded
Term
Peter Tripp Experiment
Definition
1959, went 8 days w/o sleep, experienced sleep deprivation psychosis after 4 days, hallucinations & delusions in 90min intervals same as dreams, brain activity would go into microsleep even tho awake, slept for 24 hrs afterwards, he was changed-fired & divorced
Term
stage 2
Definition
1 sec. bursts of EEG activity (sleep spindles) and large slow waves (K complexes), deeper muscle relaxation
Term
restoration theory
Definition
sleep recharges the battery enabling recovery from the day's physical, emotional and cognitive demands, explains deep sleep early in the night(restoration important)
Term
circadian (evolutionary) theory
Definition
sleep evolved to keep us inactive when food was unobtainable or predators were numerous, animals that are easy prey while sleeping dont sleep much, animals who dont have to worry about predators sleep alot
Term
sleep (night) terrors
Definition
horrific dream images, occurs during stage 4, sit up, run around, scream, sweat, cry, difficult to wake up, no sleep paralysis, just images not plot, dont remember them, more common in children (esp. boys)
Term
REM sleep behavior disorder
Definition
occurs during REM sleep, muscles dont become paralyzed, injury to pons, have mobility to act our their nightmares and may do so in violent ways
Term
characteristics of ppl who are susceptible to hypnosis
Definition
have vivid frequent fantasies, high in visual imagery, high on absorption, except/willing to be hypnotized
Term
Stanford Hypnotic Susceptibility Scale
Definition
making a series of suggestions & counting how many the person actually performs, score 0-12
Term
Multiple Personality Disorder
Definition
2 or more independent personalities w/in same person, one personality is unaware/partially aware of the other, unique behavior patterns and memories
Term
3 Key factors in MPD
Definition
1.occurrence of severe trauma at about age 5, 2. high hypnotizability 3. new personality has reinforcement value -repress the trauma by escaping into another personality
Term
ESP
Definition
the purported ability to perceive events in ways that cannot be explained by know sensory capacities
Term
parapsychology
Definition
the study of ESP or other psi phenomena
Term
4 basic form os ESP
Definition
clairvoyance, telepathy, precognition,psychokinesis
Term
clairvoyance
Definition
perceiving objects obscured from view, can "sense" things
Term
telepathy
Definition
reading someone's thoughts, psychic reading
Term
precognition
Definition
predicting the future
Term
psychokinesis
Definition
moving physical objects through mental effort
Term
explanations of ESP
Definition
coincidence, poorly conducted experiments, chance, fraud
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