SOCI 200 Study Guide - Sexually Transmitted Infection, Genital Wart, Synaptic Pruning

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26 Mar 2014
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In adolescence, elevated hormones trigger changes in the: (a) sex organs, (b) brain (cognitive development), and (c) bones, muscles, and other body organs (motor skills): the endocrine and reproductive systems. The pituitary gland triggers the release of hormones from other glands; thus, it is sometimes called the master gland. For example, the thyroid gland secretes thyroxine only when it receives a signal in the form of a specific thyroid-stimulating hormone secreted by the pituitary. (b) differentiate between primary and secondary sex characteristics. Changes in primary sex characteristics include growth of the testes and penis in the male and of the ovaries, uterus, and vagina in the female. Changes in secondary sex charac- teristics include breast development in girls, changing voice pitch and beard growth in boys, and the growth of body hair in both sexes. No, the first steps are the early changes in breasts and pubic hair,

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