ch03_Prenatal Development, Birth, and the Newborn

《ch03_Prenatal Development, Birth, and the Newborn 》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、DevelopmentThroughtheLifespanChapter3PrenatalDevelopment,Birth,andtheNewbornBabyThismultimediaproductanditscontentsareprotectedundercopyrightlaw.Thefollowingareprohibitedbylaw:Anypublicperformanceordisplay,includingtransmissionofanyimageoveranetwork;Preparationofanyderivativework,including

2、theextraction,inwholeorinpart,ofanyimages;Anyrental,lease,orlendingoftheprogram.Copyright©Allyn&Bacon2007ConceptionandImplantationCopyright©Allyn&Bacon2007PeriodsofPrenatalDevelopmentPeriodLengthKeyEventsZygote2weeksFertilizationImplantationStartofPlacentaEmbryo6weeksArms,legs,face,organs,

3、musclesalldevelopHeartbeginsbeatingFetus30weeks“Growthandfinishing”Copyright©Allyn&Bacon2007ThePlacentaandUmbilicalCordCopyright©Allyn&Bacon2007PrenatalDevelopmentandLaterHealthLowBirthWeightGreaterchanceofHeartDiseaseStrokeDiabetesHighBirthWeightGreaterchanceofbreastcancerCopyright©Allyn

4、&Bacon2007SensitivePeriodsinPrenatalDevelopmentCopyright©Allyn&Bacon2007FactorsAffectingHarmfromTeratogensDoseHeredityOthernegativeinfluencesAgeattimeofexposureCopyright©Allyn&Bacon2007TeratogenSubstancesDrugsPrescriptionNonprescriptionIllegalTobaccoAlcoholRadiationPollutionCopyright©Ally

5、n&Bacon2007MaternalFactorsinHealthyPrenatalDevelopmentInfectiousDiseasesNutritionEmotionalStressRhBloodFactorAgePreviousBirthsCopyright©Allyn&Bacon2007ComplicationsandMaternalAgeCopyright©Allyn&Bacon2007TheThreeStagesofBirthCopyright©Allyn&Bacon2007TheApgarScaleAppearancePulseGrimaceActi

6、vityRespirationCopyright©Allyn&Bacon2007ElementsofNatural,orPrepared,ChildbirthClassesRelaxation&BreathingTechniquesLaborCoachSocialsupportCopyright©Allyn&Bacon2007BirthComplicationsOxygenDeprivation(Anoxia)BreechPositionRhFactorIncompatibilityCopyright©Allyn&Bacon2007MedicalInterventions

7、inChildbirthFetalMonitoringMedicationAnalgesicsAnestheticsCesareanDeliveryCopyright©Allyn&Bacon2007LowBirthWeightandDisabilitiesCopyright©Allyn&Bacon2007PretermandSmall-for-DateBabiesPretermBornweeksbeforetheirduedateMaybeappropriateweightforlengthofpregnanc