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ch3 - Development Chapter 3 Developmental Psychology...

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Development Chapter 3
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Developmental Psychology examine the physiological, cognitive, and psychosocial changes across the life span Conception through year one Cognitive development Moral development Gender development Adolescence Adulthood old age
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Germinal stage ( ) zygote- zygote divides and attaches to uterus Prenatal Development
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Embryonic stage ( ) sexual differentiation testosterone secretion Prenatal Development 14 days
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Fetal stage ( ) further organ and nervous system development brain and NS develop most in last 12 weeks Prenatal Development
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Premature birth Smaller in weight, though not always in length Usually up to 2 months early still has a fighting chance Teratogens - Noxious substance or factors that can disrupt prenatal development X-rays: disrupt development of brain cells . Alcohol: FAS; mental retardation, facial disfigurement
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birth to ~2 yrs Babies are born to survive- motor reflexes . Cry when hungry, smile to reinforce closeness of caregiver . Perception Newborns can’t focus on Quickly learn to recognize mother’s smell, voice, and face Infancy
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Physical and emotional attachment to caregiver is crucial for primate development Contact comfort- Harlow’s monkeys Wire mesh vs. cloth mothers Attachment Theory
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John Bowlby Orphans in London Attachment An emotional bond to one’s caregiver as an infant Separation anxiety - Attachment Theory
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Mary Ainsworth- categorized the types of attachment between infant and caregiver Strange Situation- to observe infants exploration and proximity seeking styles 1. caregiver and infant enter room with toys 2. stranger enters room, talks with caregiver, plays with infant 3. caregiver leaves, stranger plays with baby 4. caregiver returns, comforts infant, stranger leaves 5. caregiver leaves 6. stranger returns 7. caregiver returns and stranger leaves Attachment Theory
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Found differences in the way infants behaved Secure attachment .
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