1. Development of the Embryo and Fetus Child Development Unit Life Skills

2. Fertilization The sperm cell fertilizes the egg cell in the fallopian tube. The fertilized egg cell will implant in the uterus, and begin to grow. At this point, known as a zygote.

3. Fertilization (cont.) The father gives 23 chromosomes. The 23 rd will be an x or y. The mother gives 23 chromosomes. The 23 rd will be an x.

4. 3-4 weeks Called an embryo Heartbeat Brain forming ¼ inch long Lungs forming Most women don’t realize that they are pregnant at this point. Prenatal health is of upmost importance at this point.

5. 6 weeks Fingers and toes begin to develop Ears start forming Skin forming

6. 8 weeks The time of the 1 st doctor visit. 1 ½ inches long 1/30 of an ounce All organs have begun to develop

7. 12 weeks This picture is a mold of what a baby would look like, not an actual baby. Now called a fetus Movement felt 3 inches long Can swallow

8. 13 weeks-40 weeks Every part of the baby has formed. Baby becomes larger, organs work better.

9. Pregnancy Body Being Pregnant brings many changes: – Breast increase in size. – Spine bends in – Baby sits on bladder, causing frequent urination – Increased weight – Can have swelling of limbs – Pregnant women tend to be very forgetful.

10. Weight

11. 40 weeks Full term pregnancy 19-21 inches long 6-9 pounds Organs can function on their own now Begin birthing process

12. Vaginal Birth Cervix must completely thin out and dilate to 10 cm Baby comes facing downward, head first. After baby is born, umbilical cord is cut, then mom must push out placenta. 6 week recovery time

13. C-Section Birth Make an incision across abdomen. Baby is pulled through incision along with placenta. 8 week recovery time.