outline contraceptives and condoms

outline contraceptives and condoms - Contraception Concern...

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Contraception Concern with “controlling conception” goes back at least to recorded history. Dried crocodile dung was placed next to the cervix to prevent conception in ancient Egypt Condoms, withdrawal and vaginal sponges soaked with various solutions were used in 17 th century Western Europe.
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Why use contraception? Many factors determine individual’s or couple’s decision to use contraception Age Religion Financial security Choice of not to use contraception if sexually active is also a decision. Either way, both are personal decisions and it helps to be informed No perfect method Safety and effectiveness are important factors Convenience is also important to some Contraceptives differ in amount of protection against sexually transmitted infections which is very important
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Sharing responsibility and choosing a birth control method How to share responsibility ask about birth control before intercourse read & discuss options together attend a class or clinic together share expenses help each other use various methods
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Ineffective Methods of Contraception Breastfeeding amenorrhea common for brief period after birth while breast feeding 80% ovulate before first period Withdrawal before ejaculation preejaculatory secretions from Cowper’s gland may carry sperm which would be deposited in the vagina prior to ejaculation postejaculatory sperm on vulva may travel into vagina/uterus anxiety may decrease pleasure Douching sperm reaches uterus in 1-2 minutes douching may speed sperm along and increase chances irritates vaginal tissue
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Outercourse Authors of text define as sex play without vaginal intercourse Noncoital forms of sexual intimacy includes kissing, touching, mutual masturbation, body to body rubbing/frottage, sex toys, oral and anal sex Others believe any kind of penetrative sex play is too risky to be “safer sex” Pregnancy cannot happen if sperm are kept out of the vagina
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Hormone Methods. Two Categories: Combined Hormone and Progestin–Only Combined Hormone Methods Ring (Nuvaring ), Patch (Ortho Evra ), Combined Hormone Pills Contain synthetic estrogen and progestin, a progesterone-like substance. Usually prevents the ovaries from releasing an egg (prevents ovulation) Estrogen affects hypothalamus, inhibiting the release of LH and FSH, which normally initiate events that lead to ovulation.
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Hormone Methods: Combined Hormone Methods Progestin plays a secondary role to estrogen by altering cervical mucus to prevent sperm from joining egg and causing changes in uterine lining Rarely prevents implantation of a fertilized egg in uterus. Very Effective
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This note was uploaded on 10/19/2009 for the course BIO 30 taught by Professor Kahn during the Spring '09 term at UC Riverside.

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outline contraceptives and condoms - Contraception Concern...

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