powerpoint__6_-_adolescence

powerpoint__6_-_adolescence - Adolescence Puberty The...

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Adolescence
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Puberty The process of physical maturation that leads to physical capability to have children Physical changes: Primary sex characteristics Secondary sex characteristics Stimulated by androgens and estrogens
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Hormones Powerful chemicals secreted by the endocrine glands; carried through the body by the bloodstream. Androgens: The main class of male sex hormones Estrogens: The main class of female sex hormones
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Hormones Hormone Levels by Sex and Pubertal Stage for Testosterone and Estradiol
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The influence of hormones on behavior Higher levels of sex hormones are related to: Depressed mood Aggressive mood Linked to rapid increase rather than absolute levels Complex interactions cause even greater mood swings
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Puberty Tends to occur earlier in girls than boys Adolescent growth spurt increase in growth that begins with the onset of puberty
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Growth Spurt Occurs 2 years earlier for girls than boys Weight gain follows roughly same timetable as height gain Girls gain hip width while boys gain shoulder width
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Growth spurt Psychological changes associated with puberty for: Boys Girls
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Milestones during puberty Spermarche A boy’s first ejaculation of semen Menarche A girl’s first menstrual period
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The Age at Menarche has Declined Median Ages at Menarche in Selected Northern European Countries and the United States from 1845 to 1969 Fig. 3.7
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Critical thinking break Janet is 11 years old and has been raised by her father since her mother died when she was 3 years old. Her father is preparing Janet for puberty. Janet however has rejected her father’s efforts to talk with her
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powerpoint__6_-_adolescence - Adolescence Puberty The...

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