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Chapter Thirteen: Managing Your Fertility

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1 Chapter Thirteen: Managing Your Fertility
Image source: The McGraw-Hill Companies, Inc./Kirstan Price, photographer

2 Birth Control vs. Contraception
Birth control refers to all procedures and methods that can prevent the birth of a child Contraception refers to procedures used to prevent fertilization There are differences between the concept of birth control and contraception. Birth control is an umbrella term referring to all procedures you might use to prevent a birth of a child. Contraception refers to a more specific concept of preventing the fertilization of an ovum.

3 Reasons for Using Birth Control
Provide financial support for children (proper timing) Prevent having children Reduce STD risks Religious doctrine Alternative lifestyle choices Financial and legal considerations for couples Availability of professional services

4 Theoretical Effectiveness vs. Use Effectiveness
Theoretical effectiveness: Measure of a contraceptive method’s ability to prevent a pregnancy when the method is used precisely as directed during every act of intercourse Use effectiveness: Measure of a contraceptive method’s ability to prevent a pregnancy when used by the general public

5 Selecting Your Contraceptive Method
Considerations when choosing contraception Safety Effectiveness Reliability Reversibility Affordability Ease of use Interference with sexual expression

6 Behavioral Contraceptive Methods
Abstinence No sexual activity 100% effective Chance No method used 15% use effectiveness Withdrawal (“coitus interruptus”) Removal of penis from vagina before ejaculation 73% use effectiveness

7 Behavioral Contraceptive Methods (cont.)
Periodic abstinence (rhythm method) Calendar (calculating the unsafe days of a women’s menstrual cycle) Basal body temperature (rise in body temperature correlates with timing of ovulation) Billings cervical mucus method (evaluate consistency of vaginal discharge to predict ovulation) Symptothermal (combines basal temperature and mucus methods) 75% use effectiveness

8 Periodic Abstinence Figure 16-1 Periodic abstinence

9 Over-the-Counter Contraceptive Methods
Spermicides Foams Creams Jellies Films Suppositories Condoms Male Female Contraceptive sponge Image source: The McGraw-Hill Companies, Inc./Kirstan Price, photographer

10 Over-the-Counter Contraceptive Methods
Vaginal spermicides OTC agents that are capable of killing sperm 71% use effectiveness Figure 16-2 Use of Spermicide

11 Over-the-Counter Contraceptive Methods (cont.)
Male condom OTC latex shield designed to cover erect penis and retain semen upon ejaculation 85% use effectiveness Male condom with spermicide Latex condom in combination with spermicide 95% use effectiveness Female condom Polyurethane sheath inserted into the vagina 79% use effectiveness Contraceptive sponge Small, pillow-shaped contraceptive that contains spermicide; placed in the vagina to cover the cervical opening 84% use effectiveness

12 Use of a Male Condom Keep a supply on hand Handle condoms with care
Put condom on before genital contact Lubricate the condom Take care the condom is not dislodged from penis Inspect condom for tears before discarding Figure: Maximizing the Effectiveness of Condoms

13 Prescription Contraceptive Methods
Diaphragm Lea’s Shield FemCap Intrauterine device (IUD) Oral contraceptives Combined pills Minipills Injectable contraceptive Contraceptive implant Contraceptive ring Contraceptive patch Image source: The McGraw-Hill Companies, Inc./Kirstan Price, photographer

14 Prescription Birth Control Methods
Diaphragm Soft rubber cup that covers the cervix Fitted by health care professional Used with spermicide 84% use effectiveness Lea’s Shield or FemCap Lea’s shield: Reusable oval silicone device that covers the cervix FemCap: Reusable hat-shaped silicone cap that covers the cervix Use similar to diaphragm 86% use effectiveness Intrauterine device (IUD) T-shaped device inserted into the uterus Medicated or unmedicated Somehow interferes with implantation of the ovum World’s most popular reversible contraceptive method 99%+ use effectiveness

15 Use of a Diaphragm Figure 16-3 Use of a Diaphragm

16 Prescription Birth Control Methods (cont.)
Oral contraceptive pills Daily pills Estrogen works by reducing ovum development Progesterone reduces ovulation and thickens cervical mucus 92% use effectiveness Side effects Tenderness in breasts Nausea Headaches Spotting Weight gain Sex drive fluctuation Frequent vaginal infections Mild depression Potential risks Blood clots, stroke, hypertension, heart attack

17

18 Prescription Birth Control Methods (cont.)
Minipills Daily pill Low-dose progesterone 92% use effectiveness Injectable contraceptive Each shot effective for a 3-month period Prevents ovulation and thickens the cervical mucus 97% use effectiveness Contraceptive ring (NuvaRing) Polymer device containing estrogen and progestin Placed deep in the vagina for a 3-week period 92%+ use effectiveness Contraceptive patch Skin patch containing estrogen and progestin Worn for 3 weeks, then 1 week off, then new patch

19 Prescription Birth Control Methods (cont.)
Contraceptive implant Protection is good for 3 years Can be used while breastfeeding Physician must insert and remove May cause temporary irregular bleeding Possibility of cardiovascular problems Use effectiveness not yet known

20 Emergency Contraception
Contraceptive measured used to prevent pregnancy within a few days of unprotected intercourse Hormonal or IUD insertion “Morning after” pill; not RU-486 (“abortion pill”) Plan B available behind the pharmacy counter Those under age 18 must have a prescription Will not cause abortion or affect established pregnancy

21 Sterilization Sterilization = Generally permanent birth control techniques that surgically disrupt the normal passage of ova or sperm Vasectomy: Removal of a section of the vas deferens Tubal ligation: Fallopian tubes are cut and the ends tied back

22 Male Sterilization: Vasectomy
Figure 16-4A Vasectomy

23 Female Sterilization: Tubal Ligation
Figure 16-4B Tubal Ligation

24 Abortion: Termination of a Pregnancy
First Trimester Procedures Manual vacuum aspiration Procedure performed by dilating the cervix and removing uterine contents Dilation and suction curettage (D&C) Procedure in which the cervical canal is dilated to allow the uterine wall to be scraped Medication abortion RU-486 (mifepristone) blocks the action of progesterone and causes the lining of the uterus to break down

25 Abortion: Termination of a Pregnancy (cont.)
Second Trimester Procedures Dilation and Evacuation (D&E) Performed between 13 and 16 weeks of pregnancy Cervix is dilated and contents are removed by suction Rarely used procedures Hypertonic saline procedure Prostaglandin procedure

26 Dilation and Evacuation
Figure 16-5 Dilation and Evaluation. The cervix is dilated and the contents of the uterus are aspirated (removed by suction). This procedure is used to perform abortions during the second trimester.

27 Abortion: Termination of a Pregnancy (cont.)
Partial-birth abortion Federal ban Third-trimester abortion procedures Hysterotomy Hysterectomy

28 Chapter Thirteen: Managing Your Fertility


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