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AP Psych Midterm Flashcards

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12087500466Wilhelm WundtGerman scientist, "father of psychology", established the first psychology laboratory in 1879 and developed the study of structuralism0
12087518266Hermann von HelmholtzGerman psychologist- theory on how people perceive color (Trichromatic Theory)1
12087537049Introspectioncareful examination of one's conscious experience2
12087545569Structuralsimhow the mind is structured, tried to define the structure of the mind by breaking down mental experiences into their components (sensation, feelings, and images), analyzed the components into their most basic elements to discover how they become connected3
12087597104William JamesStudied functionalism; focused on the functions of behavior in order to explain behavior a) how and why behavior occurs b) studied the "stream of consciousness"-continuous thoughts that flow through our minds4
12087631735Behavioristpsychologist that study observable behavior that can be recorded and measured5
12087663132B.F. SkinnerBehaviorist that developed the theory of operant conditioning by training pigeons and rat; study observable behavior and the role of learning in shaping behavior6
12087715121Sigmund Freudfocused on the unconscious (sources of desires, thoughts, and memories), the region of the mind that is beyond the reach of ordinary consciousness) the unconscious is the repository of primitive sexual and aggressive drives or instincts, wishes impulses and urges; early childhood experiences shape our personalities and behavior (psychodynamics)7
12087772228Humanistic psychologyfree will, conscious choice, and the potential for personal growth guide behavior and mental processes8
12087792130sociocultural perspectivestudy social and environmental factors that influence cultural differences behavior; culture's influence on the way we think9
12087828787case studythorough, careful study of one or a few individuals; interviews, observations, and written records (lacks control found in scientific experiments)10
12087846367surveygather information form groups of people by using interviews or questionnaires; must have an accurate representative sample (random sample) (subject to memory gaps and biases)11
12087865147naturlaistic observationexamines behavior as it unfolds in the everyday environment (risk influencing behavior being observed)12
12087880938correlationalrelationship between two or more variables, represented mathematically (does not determine cause-and-effect relationships)13
12087895505experimentalcan explore cause-and-effect relationships by directly manipulating some variables and observing their effects on other variables under controlled conditions (expectations may influence results)14
12087911595independent variablefactors that are manipulated in an experiment15
12087923031dependent variablefactors that are measured after the manipulation of the independent variable16
12087936574control groupthe group that receives no treatment or a placebo (used for comparison)17
12087948981double-blind studyneither the experimenter nor the participants know who is in the experimental group and who is in the control group18
12087960863single-blind studyparticipants do not know which treatment group they are in19
12088000231neuronsbasic building blocks of the nervous system; individual nerve cells which transmit info through the body (form of electrical impulses)20
12088024171dendritesroot-like structures that receive info and send impulses to the cell body21
12088041939glial cellscells in the nervous system the hold neurons together and forms the myelin sheath, they are smaller than neurons and they make up about 90 percent of the cells in the adult brain, get rid of waste, and nourish neutrons22
12088073835multiple sclerosischronic and crippling disease of the central nervous system, eventual destruction of the myelin sheath on nerve cells, cause unknown23
12088106881antagonistsdrugs that attach to receptor sites preventing neurotransmitters from docking; they block the transmission of messages24
12088134366autonomic nervous systemthe part of the peripheral nervous system that controls the glands, smooth muscles, blood vessels, and heart (controls involuntary responses)25
12088188634sympathetic nervous systemthe division of the autonomic nervous system that arouses the body, mobilizing its energy in stressful situations26
12088210913parts of the hindbrainmedulla, pons, cerebellum, not basal ganglia27
12088219457medullaregulates unconscious functions such as breathing and circulation28
12088227191Ponsinvolved in sleep and arousal29
12088230390CerebellumCoordinates fine muscle movement, balance30
12088241917reticular formationa nerve network in the brainstem that plays an important roll in controlling arousal31
12088252348parts of the forebrainthalamus, cerebrum, limbic system, and hypothalamus, not the cerebellum32
12088313798thalamusthe brain's sensory switchboard, located on top of the brainstem; it directs messages to the sensory receiving areas in the cortex and transmits replies to the cerebellum and medulla33
12088326103hypothalamusA neural structure lying below the thalamus; it directs several maintenance activities (eating, drinking, body temperature), helps govern the endocrine system via the pituitary gland, and is linked to emotion and reward.34
12175650456What happens if the hypothalamus is damaged ?Eat very little and lose weight35
12088330351limbic systemA doughnut-shaped system of neural structures at the border of the brainstem and cerebral hemispheres; associated with emotions and drives36
12088347451cerebrumthe intricate fabric of interconnected neural cells covering the cerebral hemispheres; the body's ultimate control and information-processing center37
12088391533hippocampuscontributes to memory, encoding38
12088403615AmygdalaA limbic system structure involved in memory and emotion, particularly fear and aggression (two lima bean-sized neural clusters)39
12088416809temporal lobeportion of the cerebral cortex lying roughly above the ears; includes the auditory areas, each receiving information primarily from the opposite ear40
12088434443occipital lobeportion of the cerebral cortex lying at the back of the head; includes areas at the top of the head and toward the rear; receives sensory input for touch and body position, *if damaged can damage vision*41
12088456645frontal lobeportion of the cerebral cortex lying immediately behind the forehead; area concerned with behavior, learning, personality, and voluntary movement42
12088476289electroencephalogram (EEG)an amplified recording of the waves of electrical activity that sweep across the brain's surface. These waves are measured by electrodes placed on the scalp43
12088489960corpus callosumthe large band of neural fibers connecting the two brain hemispheres and carrying messages between them; treatment of epilepsy includes anti-seizure medication, surgery, or therapy44
12088574735Broca's areaControls language expression - an area of the frontal lobe, usually in the left hemisphere, that directs the muscle movements involved in speech.45
12088585385Wernicke's areacontrols language reception - a brain area involved in language comprehension and expression; usually in the *left temporal lobe*46
12088607794prefrontal cortexinvolved in relational reasoning; working memory47
12088616558homeostasisA tendency to maintain a balanced or constant internal state; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level48
12088635150adrenal glandsa pair of endocrine glands that sit just above the kidneys and secrete hormones (*epinephrine and norepinephrine and cortisol steroids*) that help arouse the body in times of stress.49
12088645961phenotypeAn organism's physical appearance, or visible traits.50
12088681741psychophysicsthe study of how the physical energy (events in the environment ) relate to our individual psychological experiences of those events (in the form of sensations)51
12088697631absolute thresholdthe minimum amount of physical energy need to produce a sensory experience. It is the least amount of a substance needed to activate the sensory receptors (for smell, taste, vision, and hearing). Smallest amount of a given stimulus a person can sense. Measured by recording the amount of stimulation needed for detection 50% of the time52
12088733932difference thresholdminimum difference between any two stimuli that a person can reliably detect 50% of the time. Should be low enough to detect changes in important stimuli (important for survival)53
12088757249Weber's LawDifference thresholds increase in proportion to the size of the stimuli; to perceive their difference, two stimuli mist differ by a constant minimum percent rather than a constant amount; there has to be a significant change in order to hear a difference54
12088793980Sensory adaptationstimulation is unchanging (become less sensitive to the stimulus). Permits you to focus on informative changes without being distracted by irrelevant data.55
12088810914retinathe inner layer of the eye- there are approximately 125 million light sensitive photoreceptor cells (light receptors) that convert light into impulses to be sent to the brain where an image is constructed.56
12088833333Rodsreceptors that detect black, white, gray, and work best in low light; have low sensitivity to detail57
12088843902Conesreceptors that see color, they function in light only, and perceive fine detail; they are clustered around the fovea58
12088862055feature detectorsthe cells in the visual cortex, when they receive information from the retina they respond to specific features of a scene (lines, angles, and movements)59
12088883872trichromatic theory of color visionColor vision occurs in the three types of cones in the retina (wavelengths= red is longest, green is mid, and blue-violet is shortest ). Any color can be created by combining the light waves of the three primary colors.60
12088921658opponent-process theory of color visionthe retina has three color systems and each system is sensitive to two opposing colors (receptors respond to either blue or yellow, red or green, and black or white). This accounts for afterimage.61
12088965725Dichromatscommon form of color blindness in which people lack 1 of the 3 types of cones. Can't distinguish between certain types of colors. Most common form is red-green color blindness (a genetic defect), but less common is blue-yellow color blindness62
12088989988hair cellsthe auditory receptors that transform vibrations caused by sound waves into neural impulses that are then transmitted to the brain via the auditory nerve63
12089023036eardruma tight membrane that vibrates with the waves; a sheet of connective tissue separating the outer ear form the middle ear that vibrates in response to auditory stimuli that transmits sound waves to the middle ear; *vibrates the ossicles*64
12089063372conduction deafnesseardrum punctured and loses ability to vibrate (treated with hearing aids); can be caused by wax in auditory canal, injury to tympanic membrane, or ossicle malfunction. All these conditions interfere with the transmission of vibrations from the tympanic membrane to the cochlea65
12089100936Nerve deafnessdamage to the hair cells or the auditory nerve canal (caused by loud sounds, disease, aging); can be treated with cochlear implants or an auditory brainstem implant66
12089140401cause of nerve deafnesscan be caused by damage to auditory receptors (hair cells) which prevent production of impulses or by damage to the auditory nerve preventing impulses to reach the brain67
12089155305olfactionthe sense of smell68
12089166126gustationthe sense of taste69
12089169321pheromonesChemical signals released by an animal that communicate information and affect the behavior of other animals of the same species70
12089202159erogenous zonesareas that give rise to erotic or sexual sensations71
12089213161pressure receptorsfound over different parts of the body (hands contain about 135 receptors per square centimeter; upper arm has about 1/10 as much)72
12089226723pain receptorsrespond to a number of intense stimuli (cutting, pricking, twisting, heat or cold, damage to tissue, or pressure severe enough to cause injury)73
12089241209temperature receptorsa square centimeter of skin contains about 6 cold spots and 1 or 2 warm spots (No hot receptors) Hot is created by stimulus of warm and cold receptors74
12089275785endorphinsnatural, opiate-like neurotransmitters linked to pain control and to pleasure75
12089280314kinesthesisthe system for sensing the position and movement of individual body parts76
12089296878perceptual setour experiences, assumptions, and expectations may give us a mental predisposition that influences what we perceive77
12089314135interpositionwhen objects block what we perceive78
12089323206Muller-Lyer IllusionA famous visual illusion involving the misperception of the identical length of two lines, one with arrows pointed inward, one with arrows pointed outward.79
12089336908parapsychologythe study of paranormal phenomena80
12089352580divided consciousnessdividing your attention between driving and other thoughts, or conversation. This occurs when you are simultaneously performing two or more activities.81
12090284775circadian rhythmthe biological clock; regular bodily rhythms that occur on a 24-hour cycle (for example, of temperature and wakefulness)82
12090339882melatoninA hormone manufactured by the pineal gland that produces sleepiness.83
12090342938REM sleepRapid eye movement sleep, a recurring sleep stage during which vivid dreams commonly occur. Also known as paradoxical sleep, because the muscles are relaxed (except for minor twitches) but other body systems are active.84
12090376219Why do we sleep?Prevents sleep deprivation, gets us out of harms way, helps us restore body and brain tissue, and may play a role in the growth process85
12090383080activation-synthesisthe brain's attempt (cerebral cortex) to make sense of random electrical discharges that occur during REM. (discharges came from BRAINSTEM)86
12090444341hypnosisan altered state of consciousness characterized by focused attention, deep relaxation, and heightened susceptibility to suggestion87
12090457802hypnotic age regressiona hypnotically induced experience that involves re-experiencing past event's in one's life88
12090472703hypnotic analgesiaa loss of feeling or responsiveness to pain in certain parts of the body occurring during hypnosis89
12090482238Posthypnotic amnesiaan inability to recall what happened during hypnosis if the hypnotist suggested that, upon awakening, the person would forget what took place during hypnosis90
12090504104Posthypnotic suggestiona hypnotist's suggestion that the subject will respond in a particular way following hypnosis91
12090521735Hypnosis is a trance state theoryan altered state of awareness characterized by heightened suggestibility92
12090533804role-playing model of hypnosishypnosis is best understood in the terms of the social demands of the situation (hypnosis is a social interaction that exists between the hypnotist and the subject)93
12090545987neo-dissociation theorya theory of hypnosis based on the belief that hypnosis represents a state of dissociated consciousness; consciousness splits or divides, split portion follows hypnotist's suggestions, other portion becomes the "hidden observer" which monitors all events (still aware of what occurs during hypnosis).94
12090585081physiological dependencea physical need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued.95
12090601467depressantsdrugs (such as alcohol, barbiturates, and opiates) that reduce neural activity and slow body functions96
12090613387heroinmost widely abused opioid ?97
12090672778MarijuanaMost widely used illicit drug?98
12090695873Ivan PavlovHis experiments are considered to be "classics" and what he discovered is what we call classical conditioning99
12090743799Jonn B. WatsonHe classically conditioned fear with his "Little Albert Experiment"100
12090787321unconditioned responseIn classical conditioning, the unlearned, naturally occurring response to the unconditioned stimulus (US), such as salivation when food is in the mouth.101
12090792410unconditioned stimulusin classical conditioning, a stimulus that unconditionally—naturally and automatically—triggers a response.102
12090799983conditioned responsein classical conditioning, the learned response to a previously neutral (but now conditioned) stimulus (CS)103
12090805149conditioned stimulusin classical conditioning, an originally irrelevant stimulus that, after association with an unconditioned stimulus, comes to trigger a conditioned response104
12090818964neutral stimulusa stimulus that does not intentionally elicit a response105
12090830502spontaneous recoverythe reappearance , after a pause, of an extinguished conditioned response106
12090848082Phobiaconditioned fear often coming from natural dangers, type of classical conditioning107
12090860768John GarciaResearched taste aversion. Showed that when rats ate a novel substance before being nauseated by a drug or radiation, they developed a conditioned taste aversion for the substance.108
12090869794Law of effectThordlike's principle that behavior followed by favorable consequences become more likely and that behaviors followed by unfavorable consequences become less likely109
12090896692negative reinforcementincreasing behaviors by stopping or reducing negative stimuli, such as shock. This is any stimulus that, when removed after a response, strengthens the response110
12090924465fixed-ratio schedulein operant conditioning, a reinforcement schedule that reinforces a response only after a specified number of responses111
12090929880variable-ratio schedulein operant conditioning, a reinforcement schedule that reinforces a response after an unpredictable number of responses112
12090935966fixed-interval schedulein operant conditioning, a reinforcement schedule that reinforces a response only after a specified time has elapsed113
12090941909variable-interval schedulein operant conditioning, a reinforcement schedule that reinforces a response at unpredictable time intervals114
12090965197concerns about punishmentcan increase aggressiveness or create fear, can cause a person to feel helpless and depressed, and should be combined with reinforcer115
12091012132behavior modificationstrengthens the positive behaviors and gets rid of the negative behaviors116
12091049845insight learninga sudden and often novel realization of the solution to a problem; contrasts with strategy based solutions117
12091061106observational learninglearning by observing others (social learning)118
12091084685semantic encodingthe encoding of meaning, including the meaning of words119
12091090517state-dependent memoryTendency for info to be better recalled in same context in which it was originally learned120
12091126017sensory memorythe immediate, very brief recording of sensory information in the memory system121
12091132902short-term memoryactivated memory that holds a few items briefly before the information is stored or forgotten122
12091139311consolidationthe brain converts short term memories into lasting stable memories, processed in hippocampus123
12091165408declarative memoryfacts and personal info (conscious effort to bring to mind) "knowing that"124
12091177050procedural memorywithout conscious recall or effort "knowing how" (skills to do something or engaged without any conscious effort), stored in the cerebellum125
12091220182constructionist theorya theory that holds that memory is not a replica of the past but a representation, or reconstruction, of the past126
12091240590Elizabeth LoftusHer research on memory construction and the misinformation effect created doubts about the accuracy of eye-witness testimony127
12091264816retroactive interferencethe disruptive effect of new learning on the recall of old information128
12091271009retrograde amnesiaan inability to retrieve information from one's past129
12091273298dissociative amnesiaDissociative disorder characterized by the sudden and extensive inability to recall important personal information, usually of a traumatic or stressful nature.130
12091282180long term potentialan increase in a synapse's firing potential after brief, rapid stimulation. Believed to be a neural basis for learning and memory.131
12091229218memory schemaorganized knowledge structure that reflects one's past experiences, expectancies, and knowledge about the world132
12091247214Herman Ebbinghausethe first person to study memory scientifically and systematically; used nonsense syllables and recorded how many times he had to study a list to remember it well133
12175650457How many decibels are needed to damage your ears ?85 decibels134
12175650458classical conditioninga neutral stimulus produces a response after being paired with an unconditioned stimulus135
12175650459Which drug effects the central nervous system badly ?Depressants136
12175650460Which drug can create psychosisAmphetamines137
12175650461Glial cells do all of the following EXCEPTproduce neurotransmitters138
12175650462Which is false of neurons ?They are the only cells in the nervous system139
12175650463Chemical sensestaste and smell140

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