PSYCH 3AB3 Lecture Notes - Lecture 7: Pubic Hair, Pituitary Gland, Endocrine System
21 Jul 2020
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Hormones puberty and growth: endocrine glands produce hormones that control growth, hypothalamus control endocrine system, endocrine system includes pituitary, gondas, gonads are ovaries and testes, gonads produce sex horones: estrogen and androgens. Sexual development: reproductive organs mature, egg cells/ova and sperm cells develop, genitals become more adult like, secondary characteristics develop, breasts, pubic hair, tanner stages describe course of pubertal development. In canada average ages of menarche 13 years: early and late menarche by province, secular trend: age of menarche is becoming younger, menarche is affected by nutrition and physical exertion. In other countries: figure 2. 7: comes later in poorer countries, affected by social class. Girls in puberty: leaving childhood brings pride and stress, some not prepared for menarche, early vs late, early are more anxious and depressed, early maturing girls draw more attention from older boys. Boys: early boy more popular with peers, early mature more depressed.
