4-Growth and development

4-Growth and development - Growth& Development Why study...

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Unformatted text preview: Growth & Development Why study Growth & Development? 1. Reflection of society 2. Evolutionary factors Life History Theory • Natural selection • Reproductive strategy • Social structure Development : Differentiation & maturation Growth: Increase in size Human humerus Traditional Stages of Primate Growth Primate Life Cycle Stage Weeks Activity Pre-embryonic 0-2 Conception Implantation Embryonic 2-8 Differentiation Fetal 9-36 Growth Prenatal Stages Fetal Stage C ultura l Re s po ns e • Female restrictions – Smoking – Diet – Alcohol – Drugs • Communication – Prenatal education Abnormal Development • range unknown If one anomaly usually more Sensitive periods of human development # Days postconception System at risk 19-21 Eye, brain, spinal cord 26-28 Limbs, palate 38-41 Palate, heart, limbs 46-60 Fingers, genitalia 90-260 Genitalia Teratogens Extrinsic 1. Infection of mother 2. Drugs 3. Radiation Syphilis Thalidomide Intrinsic 1. Genetic :Chromosomal Intrinsic 2. Genetic • Mendelian inheritance • Mutation Achondroplasia Intrinsic 3. Hormonal Gigantism Acromegaly 1. Aplasia Lack of Total Development Anencephaly Amelia: Thalidomide Legacy 2. Hypoplasia 2....
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This note was uploaded on 02/17/2012 for the course ANTH 0680 taught by Professor Staff during the Fall '08 term at Pittsburgh.

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4-Growth and development - Growth& Development Why study...

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