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HSCI 120 (49)
Lecture 5

HSCI 120 Lecture 5: Chapter 7-8

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Department
Health Sciences
Course
HSCI 120
Professor
Lauren Currie
Semester
Spring

Description
February 2, 2017 HSCI 120 - Lecture Notes Contraception and STIs Chapter 7: Contraception and Pregnancy Options - Silphium - plant used in Ancient Greece, became extinct - Some used poisons like mercury and arsenic, likely caused birth defects rather than prevented pregnancy - Barriers, intra-crural intercourse - 1923 saw first formal contraceptive advocacy organization in Canada to make contraception accessible - 1930s - southern Ontario, contraceptives distributed to low-income families - 1960s - baby boom resulted in population concerns, led to higher acceptance of birth control use - Probability of getting pregnant in one year is 85 percent using no form of contraception, effectiveness of the method is improved with perfect use as opposed to typical use - Hormonal methods (the pill, Nuva ring, patch) • Morning after pill → stops egg and sperm from meeting • Depo-provera - administered by a needle every 12 weeks The pill can cause blood clots (makes blood hypercoaguble) • - IUDs - prevents fertilization and implantation • Immediately able to return to normal cycle - Barrier methods • Contraceptive sponge - contains spermicide • Diaphragm • Cervical cap Female and male condoms • - Surgical methods → male or female sterilization • Vasectomy Tubal ligation • - The “rhythm method” - using calendar, basal body temperature measurements and observations of change in vaginal mucus - Reducing sexual risk taking: IMB model (information, motivation, behavioural skills) - Abortion - purposeful termination of a pregnancy before the embryo or fetus is capable of sustaining independent life Chapter 8: Sexually Transmitted Infection - Chlamydia - often asymptomatic, can lead to infertility; can be treated with antibiotics February 2, 2017 - Untre
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