HTH 100 Lecture Notes - Lecture 11: Etonogestrel Birth Control Implant, Cervix, Hormonal Iuds
Document Summary
Conception: fertilization of an ovum by a sperm. Perfect-use failure rate: number of pregnancies (per 100 users) likely to occur the first use of a particular birth control method is used consistently & correctly. Typical-use failure rate: number of pregnancies (per 100 users) likely to occur in the first year of use of a particular birth control method if the method"s use is not consistent or always correct. Progestin: synthetic version of progesterone: prevents menstruation & causes weight gain. Hormonal methods: of birth control are those that depend on the use of synthetic estrogen and progesterone. Hormones alter a woman"s biochemistry, preventing ovulation. If ovulation doesn"t occur, changes occur that make it difficult for a sperm to reach an egg. Good condoms: not expired, lubricated, latex, tip at the end. Ortho-evra: patch (estrogen & progesterone) prescription only: most common birth control for college aged women, placed on butt, abdomen, upper torso, upper outer-arm.
