Presentation is loading. Please wait.

Presentation is loading. Please wait.

Menstrual Cycle Most girls start their period bewteen age 11-14 Woman are most fertile days 11-17 Sperm.

Similar presentations


Presentation on theme: "Menstrual Cycle Most girls start their period bewteen age 11-14 Woman are most fertile days 11-17 Sperm."— Presentation transcript:

1

2 Menstrual Cycle Most girls start their period bewteen age Woman are most fertile days Sperm can live inside the reproductive track for up to 5 days

3 Stages of Pregnancy Pregnancy begins the moment an egg is fertilized Pregnancy begins the moment an egg is fertilized Three Trimesters Three Trimesters Aproximentally 3 months each Aproximentally 3 months each Full term pregnancy is weeks Full term pregnancy is weeks Aproximentally 9 months Aproximentally 9 months

4

5 First Trimester Month 1 Egg implants in the endometrium of the uterus in about 5-8 days after fertilization Egg implants in the endometrium of the uterus in about 5-8 days after fertilization The cells of the embryo multiply and begin to take on specific functions. The backbone, spinal column, and nervous system are forming. The heart, kidneys, liver, and intestines will soon be taking shape. Nerve growth begins when a sheet of cells on the back of the embryo folds in the middle to form a tube, which will become the future spinal cord. At one end the tube enlarges to form the brain's major sections. Week 4 Week 2

6 First Trimester Month 2 Week 5 the heart begins to beat Week 5 the heart begins to beat Week5 embryo is the the size of a raisin Week5 embryo is the the size of a raisin Hands and feet begin to develop Hands and feet begin to develop Eyes are forming Eyes are forming Week 6 the signs of pregnancy start for the mother (nausea, fatigue, sore breasts, frequent urination) Week 6 the signs of pregnancy start for the mother (nausea, fatigue, sore breasts, frequent urination) Week 7

7 First Trimester Month 3 Week 9 embryo is now called a fetus Week 9 embryo is now called a fetus Kidneys start to produce urine Kidneys start to produce urine Bones and muscles are starting to grow Bones and muscles are starting to grow Liver, kidneys, intestines, brain and lungs are almost fully formed and beginning to function Liver, kidneys, intestines, brain and lungs are almost fully formed and beginning to function Head is about half the size of the entire fetus Head is about half the size of the entire fetus Legs and arms are long enough to bend and move Legs and arms are long enough to bend and move Week 9 Week 12

8 First Trimester Week 12 fetus is about 2 inches long

9 Second Trimester Month 4 This month is usaully when you feel the baby move for the first time This month is usaully when you feel the baby move for the first time Baby has developed finger prints Baby has developed finger prints External sex organs are distinct External sex organs are distinct Can find out gender of baby Can find out gender of baby Soft hair called lanugo covers the body Soft hair called lanugo covers the body Eyelashes and eyebrows grow Eyelashes and eyebrows grow Weighs 4-7oz Weighs 4-7oz Week 16 fetus is about 7 inches Week 16 fetus is about 7 inches

10 Second Trimester Month 5 Fetus can hear, feel and taste Fetus can hear, feel and taste Nails are growing Nails are growing May start sucking thumb May start sucking thumb Is about 11 inches long, weighs about 1lb. Is about 11 inches long, weighs about 1lb.

11 Second Trimester Month 6 Fetus looks like a newborn baby Fetus looks like a newborn baby Bones are hardening Bones are hardening Could servive outside of the uterus Could servive outside of the uterus Weighs about 1 ½ lbs Weighs about 1 ½ lbs Is about 12 inches Is about 12 inches Brain is still developing Brain is still developing

12 Second Trimester

13 Third Trimester Month 7 Fetus is developing a schedule of sleeping and being awake Fetus is developing a schedule of sleeping and being awake Brain is still developing Brain is still developing Fetus is gaining weight Fetus is gaining weight Opens and closes eyes Opens and closes eyes Hands can move and grasp Hands can move and grasp Weighs about 3lbs Weighs about 3lbs About 15inches long About 15inches long

14 Third Trimester Month 8 Baby is gaining weight Baby is gaining weight Is becoming too large for uterus Is becoming too large for uterus Lungs and digestive tract are almost fully mature Lungs and digestive tract are almost fully mature Weighs about 4lbs Weighs about 4lbs Is about 17 inches long Is about 17 inches long Fetus can hiccup Fetus can hiccup

15 Third Trimester Month 9 Lanugo is almost gone Lanugo is almost gone Organs can fully function Organs can fully function Is full term at 38 weeks Is full term at 38 weeks Baby may drop called lightening Baby may drop called lightening Weighs 6-9lbs Weighs 6-9lbs Is inches Is inches

16 Third Trimester


Download ppt "Menstrual Cycle Most girls start their period bewteen age 11-14 Woman are most fertile days 11-17 Sperm."

Similar presentations


Ads by Google