Adolescence : The Transitional Period Of Teenage Years

1751 Words Oct 22nd, 2016 8 Pages
1. Adolescence: the transitional period of teenage years of 13 to 19 following the onset of puberty during which a young person matures from a child to an adult.

2. Puberty: the time in life that happens that causes physical changes between 10 and 14 for girls, and 12 to 16 for boys when a they become sexually mature.

3. Secular trend: Largely influenced by genetics, the secular trend in growth is that puberty is starting earlier for boys and girls now than in past generations. At the end of puberty (when girls get their period, for example) is leveling off somewhat beginning at age 10 now vice 13 for older generations, especially for girls.

4. Contrast primary and secondary sex characteristics: When considering the differences between males and females, there are physical trait differences between the sexes which are the primary and secondary characteristics. The examination of primary sexual features are the physical characteristics involved in reproduction, such as the sex organs, which are a broad category of glands and organs involved in reproduction and can have various names depending on the living thing being discussed. Humans have secondary sex characteristics which appear at puberty such as breast development in females, pubic hair, and beards in males. Males become more muscular, grow hair in more places, have less fat, and have deeper voices. Females have less body hair, lighter musculature, wider hips, more fatty tissue, higher voices.

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