ch 9 - CH 9: PHYSICAL & COGNITIVE DEVELOPMENT IN MIDDLE...

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Middle Childhood: Ages 6-11 Body Growth Variations in body size 2-3 inches/year 5 pounds/year Girls shorter and lighter than boys until age 9 10-12, girls taller, have more body fat Guys have more muscle Bones are lengthening and broadening Ligaments are not firmly attached to bone – more flexibility Increased desire for physical activity; increased strength Lose primary teeth Face lengthens and widens Common Health Problems Important to have good nutrition Influences immune system Poverty is largest predictor of poor health Myopia Near-sightedness Occurs from heredity and environment Malnutriton Academics, athletics Can affect cognitive functioning
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Permanent physical and mental damage Obesity 32% US kids overweight, 11% obese Risk for being overweight as adults Genetic componenet Identical twins – both overweight; disposition Environmental component Low SES, stress, uneducated Parents Overfeed Overly controlling about food
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ch 9 - CH 9: PHYSICAL & COGNITIVE DEVELOPMENT IN MIDDLE...

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