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Chapter

Ch11 - Human Development
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Department
Psychology
Course
PSY100H1
Professor
Ashley Waggoner Denton
Semester
Winter

Description
11 Human DevelopmentMarch 15 2014538 PMWhatshapesachildHumandevelopmentfollowsapredictableprogressionOurgenessetthepaceandorderofdevelopmentEnvironmentisalsoimptandinfluencesdevelopmentbasedonpatternsofinfantcareacrossculturesParentalpracticesinfluencehowmotorskillsdevelopDevelopmentstartsinthewombFertilizedeggcalledzygoteFrom24weekscalledembryointernalorgansandnervoussystembegintoformAfter2monthscalledfetusphysicalgrowthasbodytakesoninfantformFirsttrimesterputsfinishingtouchesonfetuscapableoflivingoutsidethewombPhysicaldevelopmentGenesandenvironmentinwombgovernmuchofhumannervoussystemsprenataldevelopmentBasicbrainareasbegintoformatweek4visualcortexthalamusleftrightthhemispheresfetushasworkingNSby7monthHormonesthatcirculateinthewombinfluencedevelopingfetusMothersemotionalstatealsoimptfetusmaybeexposedtohighamountsofstresshormoneproducinglowweightandnegativecognitiveandphysicaloutcomesTeratogensEnvironmentalagentsthatharmthefetusembryodrugsalcoholbacteriaviruseschemicalsdependsonwhenfetusisexposedtothemandtheamountofexposureDisordersinvolvinglanguageorreasoningFetalalcoholsyndromelowbirthweightfaceandheadabnormalitiesslightmentalretardationbehaviouralandcognitiveproblemsNoamountsofalcoholsafeforpregnantwomenSizeincreaseinbrainatage4duetomyelinationandnewsynapticconnectionsalsoaffectedbyearlychildhoodnutritionPovertyisbadforbraindevelopmentSensitivelearningperiodsThekeytolearningisthecreationofconnectionsamongcertainneuronswhicharemademoreeasilyatcertaintimesinlifeCriticalperiodsbiologicallydeterminedtimeperiodsforthedevelopmentofspecificskillsbelievedthatifnotacquiredatthistimewillneverbeacquiredSensitiveperiodsbiologicallydeterminedtimeperiodswhenspecificskillsdevelopmosteasily
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