Ch 05 - DevelopingThroughtheLife Span Chapter5 1...

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1 Developing Through the Life  Span Chapter 5
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2 Developmental Psychology Issue Details Nature/Nurture How do genetic inheritance  ( our nature ) and experience  ( the nurture we receive influence our behavior? Continuity/Stages Is development a gradual,  continuous process or a  sequence of separate stages? Stability/Change Do our early personality traits  persist through life, or do we  become different persons as we  age.
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3 Prenatal Development and the Newborn How, over time, did we come to be who we are?  From zygote to birth, development progresses in an  orderly, though fragile, sequence.
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4 Conception A single sperm cell (male) penetrates the outer  coating of the egg (female) and fuses to form one  fertilized cell. Lennart Nilsson/ Albert Bonniers Publishing Company
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5 Prenatal Development A zygote is a fertilized egg with 100 cells that  become increasingly diverse. At about 14 days the  zygote turns into an embryo (a and b).  Lennart Nilsson/ Albert Bonniers Publishing Company Biophoto Associates/ Photo Researchers, Inc.
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6 Prenatal Development At 9 weeks, an embryo turns into a fetus (c and d).  Teratogens are chemicals or viruses that can enter the  placenta and harm the developing fetus. Lennart Nilsson/ Albert Bonniers Publishing Company
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7 The Competent Newborn Infants are born with  reflexes that aid in  survival, including  rooting reflex which  helps them locate food. 
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8 The Competent Newborn Offspring cries are important signals for parents to  provide nourishment. In animals and humans such  cries are quickly attended to and relieved. Carl and Ann Purcell/ Corbis Lightscapes, Inc. Corbis
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9 Infancy and Childhood Infancy and childhood span from birth to the teenage  years. During these years, the individual grows  physically, cognitively, and socially. Stage Span Infancy Newborn to toddler Childhood Toddler to teenager
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10 Physical Development Infants’ psychological development depends on their  biological development. To understand the  emergence of motor skills and memory, we must  understand the  developing brain
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11 Developing Brain At birth, most brain cells are present. After birth, the  neural networks multiply resulting in increased  physical and mental abilities. 
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Maturation The development of the brain unfolds based on  genetic instructions, causing various bodily and  mental functions to occur in sequence— standing  before walking, babbling before talking—this is  called  maturation . Maturation sets the basic course of development, 
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This note was uploaded on 03/18/2011 for the course PYSCHOLOGY 1101 taught by Professor Cameronmiller during the Fall '11 term at Georgia State University, Atlanta.

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Ch 05 - DevelopingThroughtheLife Span Chapter5 1...

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