Human development

Human development - Human Development Human Development...

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Human Development
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Human Development Developmental Psychology – studies the course and causes of developmental changes over a person’s lifetime.
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Is Development the Result of Nature or Nurture? Jean-Jacques Rousseau(Nature) John Locke(Nurture) ~ Newborns are a blank slate (“Tabula Rasa”)
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Nature versus Nurture? Watson : The environment , not nature , molds and shapes development Piaget: Nature Nature and nurture work together Their influences are inseparable and interactive
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Prenatal Development Zygote – fertilized egg Blastula - hollow ball of 150 cells Two weeks from Fallopian tubes to womb
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Stages of Prenatal Development Stages of Prenatal Development Germinal stage ( first 2wks ) - zygote fertilization to uterine implantation. Embryonic stage ( 2wks to 2mths ) - basic body plan and organs are formed ( CRITICAL PERIOD ) Fetal stage – bones , muscles, and movement ( 2mths to birth ).
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Principles of Growth Cephalocaudal Principle - head to tail development Proximodistal Principle - center outward to extremities
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Prenatal Risks Placenta - intakes nutrients expels wastes Teratogens – harmful environmental agents
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Teratogens Thalidomide ( morning sickness medicine) - flipper limbs < http://www.youtube.com/watch?v=XtaMVm > Rubella (German measles) during 3rd or 4 th week 50% chance of blindness, etc. Cocaine
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Human development - Human Development Human Development...

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