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Lecture 6

HSCI 120 Lecture 6: Chapter 9-10

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Simon Fraser University
Health Sciences
HSCI 120
Lauren Currie

February 23, 2017 HSCI 120 - Lecture Notes Sexuality and Gender Chapter 9: Sexuality over the Lifespan - Infancy and early childhood: - Erection in males and lubrication in females have been reported at infancy - Sexual behaviours motivated by curiosity and exploration rather than sexual desire - Infants thriving on physical contact from caregivers, neglect can shape future development - Between 1 and 2, children notice and become curious about differences between boys and girls (starting as early as 12-15 months) - Preadolescence: - Interest in sex increases around age 10 - Most common expression of sexuality is masturbation (higher tendency in males, may be associated with higher testosterone and/or social norms) - Some children show decreased interest in body exploration due to earlier negative parental messages and reactions - Sex-segregated activities → intense pressure to adopt gender norms of peers - Young girls face increasing sexualization (sexualized media endorsing women as sexual objects) • Increased levels of depression, anxiety, shame - Adolescence: - Period of physical, cognitive, emotional changes • Menarche begins for girls, semenarche for boys • Secondary sex characteristics develop - Puberty starts at 10-11 for females, 12-13 for boys - May develop first intimate/romantic relationships - Sexual activity: More partnered activities (masturbation still most common expression) • • Dating, petting, oral sex - Average age for first sexual intercourse for Canadian males and females is 17 • First time experience likely more positive if within valued relationship • Sexual double standards - LGBTTIQQ who do not conform to heteronormative sexual script may have special difficulty during this period Lack of partners, social disapproval, may experiment or mask sexual orientation • • Bullying → anxiety, depression suicide February 23, 2017 - Teen mothers’ babies more likely to be underweight, mothers more likely to have lower socioeconomic status - Rates of STIs increasing in recent years for Canadian teens - Adulthood: - Men and women may defy sexual stereotypes - 4 developmental tasks in longer-term relationships: • Passion, friendship, communication, and sexual help - Extradyadic sex (extra-relational sex) → 22-25 percent of men, 11-15 percent of women report - Over 1/3 marriages end in divorce in Canada - Older Adults: - Males reported having some difficulties with erection, reaching orgasm, and sexual interest - Females only report some difficulty with a decrease of vaginal lubrication - Sexual thoughts, drive, activity decline with age - Women experience perimenopause in 40s, post menopausal by 50s - More than 50 percent of adults engage in sex 3+ times a month, half of women over 50 at least once a week Chapter 10: Gender - Gender refers to the sense or experience of maleness or femaleness - Sex reassignment surgery changes a person’s anatomic sex - If SRY is expressed on the X chromosome in an XX female, testes will develop and the individual will be a phenotypic male - Gender identity - psychological sense of being male or female - some combination of the male an
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