HPE 1001 Lecture Notes - Lecture 6: Spermicide, Condom, Suppository
CH. 6: CONSIDERING YOUR REPRODUCTIVE CHOICES
Basic Principles of Birth Control
• Fertility- person’s ability to reproduce
• Birth control- methods of preventing conception
• Conception-fertilization of an ovum by a sperm
• Perfect use –failure rate- # of pregnancies likely to occur in the 1st year of use
of a particular birth control method if the method is used correctly and
consistently
• Typical use-failure rate- # of pregnancies likely to occur in the 1st year of use
of a particular BC method if the method is not used correctly or consistently
• Barrier method- contraceptive method that block the meeting of egg and
sperm by means of a physical barrier
o Condom
• Hormonal methods- contraceptive methods that introduce synthetic
hormones into a woman’s system to prevent ovulation, thicken cervical
mucous, or prevent a fertilized egg from implanting
• Surgical methods- surgically altering a man or woman’s reproductive system
to permanent prevent pregnancy
• Behavioral methods- temporary or permanent abstinence or planning
intercourse in accordance with fertility patterns
• Necessary for conception:
o 1. A viable egg
o 2. A viable sperm
o 3. Access to the egg by the sperm
Barrier Methods
• Male Condom
o STI- infectious diseases caused by pathogens transmitted through
some form of sexual contact
o Male Condom- single use sheath of thin latex or other material
designed to fit over an erect penis and to catch semen upon
ejaculation
o Spermicide- substance designed to kill sperm
o Advantages/ Disadvantages
• Female Condom
o Flame condom- single use nitrile sheath for internal use during
vaginal intercourse to catch semen upon ejaculation
o Advantages/Disadvantages
Jellies, Creams, Foams, Suppositories, and Film
• Jellies and Creams-spermicide packaged in tubes and inserted into the vagina
with an applicator
• Foams- spermicide packaged in aerosol cans and inserted into the vagina
with an applicator
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