Introduction to Psychology 9th ed. James W. Kalat Chapter 3 (pp. 61-95)

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1、©PhilippePsaila/PhotoResearchers,Inc.BiologicalPsychologychapter3MODULE3.1MODULE3.2MODULE3.3TheBindingProblemNeuronsandBehaviorDrugsandTheirEffectsBrainandBehaviorInClosing:BrainNervousSystemCellsStimulantsTheMajorDivisionsandExperienceTheActionPotentialDepressa

2、ntsoftheNervousSystemSummarySynapsesNarcoticsMeasuringBrainActivityKeyTermsNeurotransmittersMarijuanaTheAutonomicNervousExplorationandStudyandBehaviorHallucinogensSystemandEndocrineSystemInClosing:Neurons,InClosing:DrugsSynapses,andBehaviorandSynapsesExperiencea

3、ndBrainPlasticitySummarySummaryTheTwoHemispheresandKeyTermsKeyTermsTheirConnections6110762_03_Ch03_061-095.indd6110/22/094:10:58PMConsiderThis:Everyyear,computersgetsmallerandsmarter.Brainshavealwaysbeensmallandsmart.Ahumanbrainweighsonly1.2to1.4kg(2.5to3lb),and

4、abee’sbrainweighsonlyamilligram.Withthattinybrain,abeelocatesfood,evadespredators,findsitswaybacktothehive,andthendoesadancethatdirectsother©T.Dickinson/TheImageWorksbeestothefood.ItalsotakescareoftheAbeehasamazinglycomplexbehavior,butwehavenowaytogetinsidequeen

5、beeandprotectsthehiveagainstthebee’sexperiencetoknowwhat(ifanything)itfeelsliketobeabee.intruders.Everythingyouperceiveordoisaproductofyourbrainactivity.Howdoesthebraindoallthat?Wewouldliketoknowforbothpracticalandtheoreticalreasons.Someofthepracticalissuesrelat

6、etoabnormalbehavior.Arepsychologicaldisor-dersbiologicalinorigin?Canwetreatthemeffectivelywithdrugsorotherbiologicalinterventions?Canwepreventbraindeteriorationinoldage?Theoreticalissuesrelatetowhatmakesustick.Howdoesbrainactivityrelatetoconsciousness?Dopeopledi

7、fferinpersonalitybecauseofdifferencesintheirbrains?Thefascinationofsuchquestionsimpelsresearcherstotirelessefforts.6210762_03_Ch03_061-095.indd6210/22/094:11:04PMmodule3.1NeuronsandBehaviorthecapacitytodevelopabehavior.Ababybird•Towhatextentcanweexplainourexperi

8、encesandbehaviorintermscannotlearntomigrate,atleastnotinanyusualoftheactionsofindividualcellsinthenervoussystem?senseofthewordlearn.Still,variousexperiencesareundoubt