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AP PSYCH Unit 3 Flashcards

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10840717951NeuronsCell that communicates electrically and chemically0
10840717952Efferent NeuronsRelay messages from the brain and spinal cord "Think effort" and are considered motor neurons1
10840717953Afferent NeuronsRelay info about senses from skin receptors and internal organs to spinal cord and are considered sensory neurons2
10840717954Inter-NeuronsCommunicate information between afferent and efferent nuerons3
10840717955DendritesReceives messages from other neurons4
10840717956SomaProcess nutrients and mprovide the energy5
10840717957Myelin SheathA white fatty layer wrapped around the axon that insulates and increases impulse transmissions speed/efficiency6
10840717958Axon TerminalEnd of the axon where the message is sent across the synapse to next neuron. Contain synaptic vesicles that hold neurotransmitters7
10840717959Gilal CellsProvides support,nourishment and protection for neurons8
10873466199AncetylcholineType of transmitter that controls Movement,learning and memory9
10873466200DopamineType of transmitter that involves Motor movement10
10873466201AgonistMolecule that can bind to a receptor and mimic the neurotransmitter, therby amplifying the effects11
10873466202AntagonistsBind a receptor and then block a neurotransmitter functioning12
10873466203Nervous SystemNetwork of neurons that communicate13
10873466204Central Nervous SystemOne of the parts of the Nervous System and is made up of the spinal cord and brain14
10873466205Peripheral Nervous SystemOther part of the Nervous System and links with Central Nervous System with body sense receptors, muscle and glands15
10881885688Somatic Nervous SystemOne division of the Peripheral Nervous System and Coordinates voluntary movement16
10881885689Autonomic Nervous SystemControls automatic functions17
10881885690Sympathetic Nervous SystemSystem that Triggers flight or fight and arouses the body and is a division of the Automatic Nervous System18
10885748646Parasympathetic Nervous SystemDivision of autonomic Nervous System and helps calm the body after arousal19
10885748647Endoctrine SystemThe boys "slow" chemical communication system20
10885748648HypothalamusControl center of Endoctrine System21
10885748649Pineal GlandRegulates sleep/wake cycles (Endoctrine System)22
10885748650HormonesChemical messengers that travel throughout the bloodstream and affect the brain (Endoctrine System)23
10885748651PancreasRegulates bloods sugar levels and hunger (Endoctrine System)24
10885748652Thyroid GlandRegulates and affects Metabolism (Endoctrine System)25
10885748653Pituitary GlandHelps with Growth (Endoctrine System)26
10885748654Adrenal GlandsTriggers fight or flight (Endoctrine System)27
10885748655BrainstemBrains oldest region and is responsible for automatic survival functions28
10885748656MedullaControls blood pressure, heartbeat and breathing29
10885748657Reticular FormationRegulates level of arousal, and sleep/wake cycles30
10885748658PonsHelps to coordinate movements31
10885748659CerebellumResponsible for habital muscle movements (balance,playing sports, instruments,etc.)32
10885748660HippocampusMemory formation and retreival (NOT WHERE MEMORIES ARE STORED)33
10885748661HypothalamusBrains link to endoctrine system- includes the Reward Center - High concentration of dopamine receptors34
10885748662AmygdalaResponsible for basic negative emotions (fear, anger, aggression, and disgust)35
10890063549CerebrumConsists of two large hemispheres that contribute 85% of the brain's weight and forms specialized work teams that enable us to perceive,think and speak36
10890063550Motor CortexResponsible/controls general voluntary movements on the opposite side of the body and it is located by the frontal robe37
10890063551Sensory CortexLocated in the front partial robe and registers and processes body sensations on the opposite side of body and communicates information about your senses, specifically kinesics38
10890063552Association AreasAreas of the cerebral cortex that are not involved in motor or sensory functions and combines information from all areas of the brain to produce higher mental functions (learning, remembering, thinking, and speaking)39
10890401073Broca's AreasResponsible for speaking or communicating (left frontal lobe/motor cortex is involved with speech production)40
10890401074Wernicke's AreaResponsible for comprehension/interpretation of language (left temporal lobe:Auditory Cortex)41
10890401075Angular GyrusReceives visual information and encodes it into auditory forms42
10890401076Aphasia (Language Difficulties)Depends on what part of the language chain is damaged43
10890401077Angular Gyrus AphasiaDisrupts ability to read written language44
10890401078Wernicke's AphasiaDisrupts understanding of written/spoken language45
10890401079Broca's AphasiaDisrupts ability to improve speech46
10890401080Hemispheric LateralizationCertain behaviors/processes are specific to one of the brain's hemispheres47
10890401081Corpus CallosumConnects the two brain hemispheres and helps them communicate with each other48
10902854244ReuptakeRe-absorbtion of neurotransmitters into the neuron that initially released them49
10902854245Excitatory MessageIncreases the likelihood of a transmission because the pre- synaptic neuron tells the post- synaptic neuron to activate50
10902854246Inhibitory MessageDecreases the likelihood of a transmission because the pre- synaptic neuron tells the post- synaptic neuron not to activate51
10902854247Roger SperryWon the noble prize for split brain research52
10902854248Split Brain PatientThe right and left brain cannot communicate because the their Corpus Callosum has been cut53
10902854249Left Brain ControlsRight side of the body: Motor and Sensory, Speech and language functions ,Logical and calculative thought processes54
10906917013Right Brain ControlsLeft side of the body: Motor and Sensory,Spatial and nonverbal concepts, Creative and emotional thought processes55
10910382686PhrenologyClaimed that the bumps on the skull could reveal our mental abilities and our character traits56
10910382687Frontal LobesRegulates different emotions and located behind the eyes and Involved in speaking, muscle movements, and planning and making judgments/decisions57
10910382694Occipital LobeLocated in back of brain and receives visual information (Seeing)58
10910382695Pareital LobeLocated above temporal lobe receive sensory input for touch and body position (Pain, Pleasure, Pressure)59
10910382696Temporal LobeLocated near temples receives auditory information (Hearing)60
10910382688HeritabilityThe extent to which variation among individuals can be attributed to different genes (the exact amount varies individually)61
10910382689PlasticityThe brains ability to change, especially during childhood, by reorganizing after damamge or by building new pathaways based on experience62
10910382690Dual ProcessingHuman mind has two tracks with their own form of processing63
10910382691Priming1st step of the two track process and Stimulus beginning the thought process64
10910382692EEGType of brainscan and Measures Brainwave activity65
10910382697CatScanType of brainscan and shows exterior parts of the brain (black and white image)66
10910382698M.R.I.Type of brainscan and uses magnets to show interior & exterior parts of the brain67
10910382693F.M.R.ICombination of M.R.I. and and PET scans68
10911084062Multiple ScierosisDisease where immune system attacks the myelin sheath and breaks it down which disrupts neuron's ability to communicate effectively69
10911084063Resting PotentialWhile the neuron is in a stable, negatively charged and inactive state and is ready to fire.70
10911084064Stimulus Threshold/ThresholdThe least amount of stimulation needed to cause a neuron to begin firing71
10911084065DepolarizationProcess where the negative ions rush outside the axon and the positive ions rush into the axon causing the neuron to fire.72
10911084066Action PotentialThe nerve impulse activated in a neuron that travels down the axon and causes neurotransmitters to be released into a synapse73
10911084067Refractory PeriodThe period of rest during which a new nerve impulse cannot be activated74
10911084068All or None Law/PrincipleA neural impulse will either occur or not, there is no in between75
10911084069Direction of Neural Impulseneurons carry information back and forth but only one direction at a time76
10911084070Synaptic transmission (communication)When neurotransmitters travel across synaptic gap to next neuron77
10911084071Synaptic VesiclesTiny pouches or sacs in the axon terminals that contain neurotransmitters78
10911084072Neurotransmitterschemical messages manufactured by a neuron79
10911084073SynapseThe space between the axon terminal (neuron A) and the dendrite of an (adjoining neuron B)80
10911084074Phineas GageA famous railroad worker who had a metal rod pushed through his skull due to accident and could no longer be the same person he was before81
10911084075Cortical LocalizationSome areas of the brain are responsible for certain functions82
10911084076PETscanType of Brainscan that observes bloodflow throughout the brain83
10944336296Parts of a neuron84
10945778072ThalamusRoutes all sensory information (except smell) to other parts of brain for processing/interpretation85
10945778073EndorphinsType of Neurotransmitter associated with pain control and positive emotions86
10945778074GABAType of Neurotransmitter that Inhibits brain activity87
10945778075GlutamateType of Neurotransmitter that stimulates brain activity activity88
10945778076NorepinephrineType of Neurotransmitter that is responsible for alertness and arousal arousal89
10945778077SerotoninType of Neurotransmitter that Affects mood control and memory90
10944392807Parts of the hindbrainmedulla, pons, cerebellum91

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