What is Sex? Sexual union between human beings, involving physical union of the sexual organs.

Abstinence Abstinence – to refrain (not do) an at risk behavior. It is a choice that only you can make

Consequences of not abstaining Pregnancy STDs or STIs Cancer Death

Pregnancy 1. Fertilization – sperm & egg unite. 2. Implantation – developing cells attach to the uterine wall. YOU ARE NOW PREGNANT Pregnancy is the time when the new cell formed during fertilization grows & develops into a baby in the uterus

Time Line From fertilization until the end of the 8th week it is called the embryo. From 8th week until birth it is called a fetus. Normal pregnancy last 9 months about 40 weeks. Doctors divide the nine month pregnancy into 3 month periods called Trimesters. If the baby is not born until the end of 9 months the pregnancy is considered full term.

Body Changes during Pregnancy Production of special hormones Sometimes cause nausea (usually 3 months) Enlarged breasts & prepare to produce milk Uterus stretches Emotional changes Difficulty sleeping Stretch marks Clumsy Blotchy skin Hemorrhoids Legs, feet, hands, & fingers swell

Nourishing the fetus Placenta is an organ that grows in the women’s uterus during pregnancy and allows nutrients, gases, and wastes to be exchanged between mother & fetus. Everything taken in by the mother passes through the fetus

Do’s and Don’ts of a mother nourishing her fetus Take special vitamins Eat Right Don’t do drugs Don’t drink alcohol Don’t smoke Don’t have caffeine

Labor & Birth Labor- The process that lasts from the time contractions start until the delivery of the child and the placenta. Birth- The passage of a baby from its mother’s uterus to outside the body. After birth- The stage where the mothers uterine contractions push the placenta out of her body. Caesarian- The procedure when doctors surgically remove the baby and the placenta from the mother’s uterus.

The 3 stages of Labor Stage 1- first contraction until cervix is open enough for the baby’s head to pass. Stage 2- cervix completely open until the baby is delivered. Stage 3- The placenta is delivered.