Chapter 7 - Contraception and Pregnancy Options Flashcards

1
Q

what are some ancient forms of birth control

A

silphium in ancient greece; poison (like mercury and arsenic); barrier methods; seclusion of menstruating females; intrecrural; infanticide

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2
Q

when did Canada make the use and sale of BC legal

A

1892

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3
Q

what made birth control more acceptable come the 1960s?

A

“baby boom” and global concerns about pop. ctrl

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4
Q

the effectiveness of BC is much improved with ____ as opposed to ____

A

perfect use; typical use

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5
Q

how do hormonal contraceptives work

A

inhibit ovulation, altering the endometrium; altering the consistency of the cervical mucus; typically more effective than non-hor methods

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6
Q

the pill (combo)

A

h

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7
Q

NuvaRing (combo)

A

as effective as the pill; ring that sits against the cervix and secretes hormones; 21-7 day ish cycle of replacement

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8
Q

transdermal patch (combo)

A

21-7 day cycle; replace weekly;

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9
Q

mini-pill (progestin only)

A

pill everyday; similar to the pill but has progestin only; used bc somemay find the estrogen pill may affect mood and to breastfeeding mothers

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10
Q

Depo-Provera (progestin only)

A

shot every three months; as effective as pill; typically the best strictly hormonal method

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11
Q

LNG-IUS (progestin only)

A

basically an IUD with hormones; inserted into uterus; longevity of an IUD as well as a hormonal aspect; replace every 3-5 years

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12
Q

pros of hormonal contraceptives

A

highly effective; no need to think about usage for some; regulates menstrual cycle; reduces menstrual flow; reversible

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13
Q

cons of hormonal contraceptives

A

must be taken or used regulary; do not protect against STIs; several side effects (weight gain, cancer risks, mood change, etc)

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14
Q

non-hormonal intra-uterine devices

A

must be inserted by a doctor; makes uterine environment inhospitable to sperm; lasts about 5 years; reversible

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15
Q

what are barrier methods

A

inserted by the individual; sponges or cervical caps; effectiveness improved when combined with spermicide; do not offer protection against STIs; higher failure rates than other women
(sponges OTC, caps fitted by dr and reusable)

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16
Q

external/internal condoms are the only barrier methods that also prevent ____

A

STIs
-most effective HIV protection
-external condoms offer some protection against external genital contact which can reduce some infection from STIs

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17
Q

surgical methods of contraception

A

tubal ligation (F) and vasectomy (M); generally not reversible; must make informed decisions before committing to these operations

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18
Q

what are natural methods of BC

A

involve no human-made barriers or hormones; reversible, chemical-free, and supported by some religious groups

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19
Q

fertility awareness methods

A

rely on a woman understanding and tracking her menstrual cycle; requires intercourse at certain times in order to avoid pregnancy

20
Q

sympto-thermal approach

A

a woman charts her basal body temp, cervical pos, and cervical mucus to determine when she is fertile and can get pregnant; must be tracked for months consistently and correctly for this to be effective

21
Q

rhythm method

A

calendar-based method; fertile time is calculated based on length of previous 12 cycles; difficult to follow in practice;

22
Q

lactational amenorrhea

A

breastfeeding hormonally suppresses ovulation; 98% effective as long as menstruation has not returned, baby is being nursed exclusively with breastmilk, and baby is less than 6mo old

23
Q

withdrawal method

A

pulling penis from vagina before ejaculating; requires self control; used thru history; pregnancy can still result from pre-ejaculate

24
Q

abstinence

A

may mean avoiding all sexual activity including masturbation/others; some just avoid penile-vaginal; 100% effective when in use; may be frustrating and too restrictive for some

25
Q

what are the most common contraceptive methods worldwide

A

female sterilization, IUD, pills, condoms

26
Q

female-controlled methods account for ___% of contraceptive use

A

79%

27
Q

what are the most frequently used contraceptive methods in Canada

A

condoms, oral contraceptives, and withdrawal

28
Q

why use birth control

A

to combat rates of teen pregnancy (in a decline since 1974); high global population; expensive

29
Q

reasons for sexual risk-taking

A

personality factors, situational factors, relationship factors

30
Q

reducing sexual risk-taking

A

information; motivation; behavioural skills

31
Q

what is emergency contraception

A

used after intercourse and before a zygote can implant to prevent pregnancy; available without prescription; use within 72hr; 75% to 89% effective

32
Q

post-coital IUD

A

inserted within 7 days post-coitus; almost 100% effective

33
Q

Two choices for unwanted pregnancy

A

Abortion; carry out pregnancy and consider adoption or other parenting choices

34
Q

Abortion can be ___ or ____

A

Therapeutic; elective

35
Q

Pro-choice beliefs

A

Believe women should have the choices of having the baby, giving it up for adoption, or terminating the pregnancy

36
Q

Pro-life beliefs

A

Believe that abortion should never (or almost n available choice

37
Q

Medical abortions

A

Performed up to 7 weeks following the last menstrual period; can be performed up to tenth week of gestation

38
Q

Drugs used for abortion in Canada

A

Methotrexate and misoprostol; mifepristone (RU-486)

39
Q

Manual vacuum aspiration (surgical abortions)

A

Only an option in first 7 weeks of pregnancy; contents of uterus are removed by inserting a tube and creating suction; considered safe and effective

40
Q

Vacuum suction curettage (surgical abortions)

A

Can be performed from 6th to 14th week of gestation; up to 20 weeks in some clinics; considered safe with little risk

41
Q

Dilation and evacuation

A

Performed between 13 and 16 weeks (up to 24 weeks); must be done in a hospital under general anaesthetic

42
Q

Second and third trimester abortions

A

Rare and are most often performed because of diagnosed fetal anomalies; involve an injection to stop the fetal heartbeat; fetus is removed by forceps/labour/C-section

43
Q

Psychological effects of abortion

A

Controversial; post-abortion syndrome was debunked by the APA: concluded that severe neg reactions are rare and that most neg reactions are mild; other research shows that most responses are relief and satisfaction

44
Q

Adoption

A

Estimate 100s of babies are put up for adoption each year; difficult decision to make

45
Q

Surrogacy

A

Provides an alternative to adoption; person cannot directly be paid but the expenses can be reimbursed; agreement must be drafted and
negotiated, setting out the legal obligations
and rights of each party.