HDF 100 Chapter 11: Chapter 11 HDF 100 Fall 2015 (1)

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_________different parts of the body grow at different rates__________ Hands and feet mature before the arms and legs do. Boys stop growing out of pants about a year before they stop growing out of their jackets. The secular trend: during the 20th century, children in the western world grew more rapidly and wound up taller than children from earlier times. Accompanied by an earlier onset of puberty. Occurrence of a secular trend in height and weight has been documented in nearly all. ________nutrition and medical advances ______________ contributed to height increase: while there"s no right time for puberty to begin, ___________girls usually start a little earlier. That had a lot to do with malnutrition. The assumption is that the steady decline in age since then has to do with more abundant food: a 2003 study found that nearly _____60 % of girls with precocious puberty were overweight______, menarche.

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