human development 10 14

human development 10 14 - Physical development: Two most...

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Unformatted text preview: Physical development: Two most rapid periods of physical growth: I nfancy (birth to two years) Pubescence (two years preceding puberty) Two patterns of growth continue across infancy and childhood Cephalocaudal Proximodistal Average growth across infancy: o 2-3 inches,5-7 pounds each year o Height increases by 75%by 2 years o Weight tends to quadruple by 2 years o Factors that impact body growth: Heredity genetici pool Size of parents Predipositions Stress Emotional well being Nutrition Eating patters Food and fat-too mch or too little App. 3-40% of chilfren are overwight (at risk) Disease Health care;malnutrition, Accidents Leading cause of childgood mortality in industrialized countries Brain development: Weight: irth-25% of adult weight 2yrs-75% 5 yrs-90% Myelination- Glial cells Newrons (100-200 billion) Synapses Axons Dendrites Myelin sheath Sensory systems Motor systems Integrative systems Brain laterizations: Specialization/laterailzation vs. plasticity Left hemishphere Motor control and sensory intepreation of right side of body Abstract.analytical Reality oriented Expressive language skills Comprehension of language Writing skills Mathematical skills Reading skills Reading abilities Time orientation Right hemisphere: Motor control and sensory intpretation of left side of body...
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human development 10 14 - Physical development: Two most...

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