Week four cont’d

Week four - Week four contd 1 EARLY DEVELOPMENT*Genotype genetic information inherited from ones parents*Physical*Behavioral*Psychological

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Week four cont’d 1. EARLY DEVELOPMENT *Genotype : genetic information inherited from one’s parents *Physical *Behavioral *Psychological features *that are the result of the interaction between one’s genes and the environment 2. Prenatal Development Scene 1 – egg cell surrounded by tiny sperm cells. *Cell division *Embryonic growth Scene 2 – Fertilized egg dividing & folding into itself to form the basic structures of the brain Brain development 3. Period of Zygote *Begins when egg is fertilized in the fallopian tube *Ends 2 weeks later when the zygote is implanted in the wall of the uterus 4. Period of the Embryo *from 3 to 8 weeks after conception *body parts are formed during this period 5. Period of the Fetus *From 9 weeks after conception to birth *Highlights – Increase in size, systems begin to function *Age of viability – 22 to 28 weeks 6. Critical vs Sensitive periods *Critical period imply a more restricted period of time and an inability to recover from the effects of the environmental factor *Sensitive period refers to a more diffuse period of time and a potential for recovery (intellectual development) 7. Teratogens *Agents such as chemicals or viruses that can reach the embryo or fetus during prenatal development and cause harm 8. Babies communicate *If you listen to their language, they are communicating a lot! 9. Infant Capabilities:
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This document was uploaded on 10/26/2011 for the course HTM 111 at Purdue University-West Lafayette.

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Week four - Week four contd 1 EARLY DEVELOPMENT*Genotype genetic information inherited from ones parents*Physical*Behavioral*Psychological

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