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Chapter 2

PSY101 The Biological Perspective - Chapter 2 Notes 9-8-14

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Department
Psychology
Course
PSY 101
Professor
Kim Plyler
Semester
Fall

Description
PsychNotes9814TheBiologicalPerspectiveBiopsychologicalsystemsEverythingpsychologicalissimultaneouslybiologicaloThesethingsoccurinasocialcontextoThesesystemsinteractBiologicalPsychologyBehavioralNeuroscienceBranchofpsychologyconcernedwiththelinksbetweenbiologyandbehaviorCellsoftheNervousSystemNeuronsspecialcellsthatareresponsibleforcommunicationbetweencellsGliaProvidefunctionalstructuralsupporttoneuronsmigrationindevelopmentdelivernutrientswasteremovalmyelinsheathPartsofaNeuronCellBodySomathecellslifesupportcenterDendritesreceivemessagesfromothercellsAxonpassesmessagesawayfromcellbodytoneuronsmusclesorglandsTerminalbranchesreleaseinformationtoothercellsNeuralimpulseelectricalsignaltravelingdowntheaxonMyelinsheathcoverstheaxonofsomeneuronsandhelpsspeedneuralimpulsesOligodendrocyteglialcellthatconnectstomyelinsheathwhichconnectstotheaxonTypesofNeuronsSensoryneuronsneuronsthatcarryinformationfromthesensoryreceptorstothecentralnervoussystemMotorneuronscarryoutgoinginformationfromthecentralnervoussystemtothemusclesandtheglandsInterneuronsneuralconnectorsthatlinkthesensoryandmotorneuronsoReflexarciedetectingahotobjectNeuralCommunicationComponentsoNeuralimpulsemessagewithinaneuronActionpotentialElectricalsignalthatmovesfromtheaxonhillockdowntheaxonandintotheterminalWhennomessageisreceivedthestateoftheneuronisatrestingpotentialtherestingchargeoftheneuronMaintainedbyionsinsideneuronnegativeoutsidepositive
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