FRHD 1010 Final: FRHD 1010 Exam Guide
25 Dec 2017
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Chapter 9 adolescence: body and mind page #326-357: Puberty: puberty the time between the first onrush of hormones and full adult physical development. Pregnancy is biologically possible, but ovulation and menstruation are often irregular for years after menarche; the average age of menarche among normal-weight girls is about 12 years, 8 months: spermarche a boy"s first ejaculation of sperm. Erections can occur as early as infancy, but ejaculation signals sperm production. Spermarche may occur during sleep (in a wet dream ) or via direct stimulation; the typical age of spermarche is just under 13 years. Females produce much more estradiol than males do: testosterone a sex hormone, the best known of the androgens (male hormones); secreted in far greater amounts by males than by females. Growing bigger and stronger: growth spurt the relatively sudden and physical growth that occurs during puberty.
