• Starts with fertilized egg traveling the fallopian tube and into the mother's uterus. (3 to 4 days)
• Ends with fetus having sleep and wake cycles. It alson exersizes muscles, turns its head, curles its toes, moves its mouth, and breathes amniotic fluid. (week 12)

Trimester Two

• At the begining of trimester two, limbs are now developed, fine hair on the head is grown, And oh yeah... Genitals are visable. (week 14)
• At the end of trimester two, the eyes begin to open and close, and if it were ti be born at this stage, it would be able to survive with special care. (6 months)

Trimester Three

• At seven months development still occurs. Chances for survival are even greater and the fetus might even get the hiccups.
• The end of all trimesters and the baby is ready to make its entrance into the world.