Health Sciences 2700A/B Chapter Notes - Chapter 11: Secondary Sex Characteristic, Adrenal Gland, Grey Matter
9 Apr 2020
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Chapter 11: physical and cognitive development in adolescence. Puberty: collective term that encompasses all the changes that are needed for reproductive. Puberty begins when the pituitary gland signal a child"s adrenal gland to step up its production of androgen this milestone is called adrenarche and occurs around age 7 or 8. As they grow, these glands secrete hormones that cause the sex organs to develop. Next, the pituitary begins secreting hormones that stimulate the growth of the ovaries and testes. Primary sex characteristics: males = testes and penis, females = ovaries, uterus, and vagina. Secondary sex characteristics: males = voice pitch changes and beard growth, females = breast development fewer behavioural problems than other girls their age. Girls who are early developers showed no more problems with self-esteem or academics, and had. Boys who are early developers showed more prosocial behaviour and often occupy leadership roles, and are more academically and economically successful in adulthood.
