-
week 2
In ten to 30 hours, the sperm's nucleus will merge with the egg's. During the three- to four-day trip the fertilized egg will divide into 16 identical cells. Soon it will begin burrowing into the lush lining of your uterus http://www.babycenter.com/6_your-pregnancy-2-weeks_6000.bc?intcmp=timeline -
week 7
Hands and feet are emerging from developing arms and legs the baby is still considered an embryo and has something of a small tail, which is an extension of her tailbone. The baby has doubled in size since last week http://www.babycenter.com/6_your-pregnancy-12-weeks_1101.bc?intcmp=timeline -
week 12
baby's fingers will soon begin to open and close the baby will squirm in response, although you won't be able to feel it. the babies nerve cells are multiplying rapidly -
week 14
the baby can now squint, frown, grimace, pee, and possibly suck his thumb.body's growing faster than his head, which now sits upon a more distinct neck spleen starts helping in the production of red blood cells -
week 18
blood vessels are visible through his thin skin, and his ears are now in their final position his genitals are noticeable now, but he may hide them from you during an ultrasound. increase in appetite -
week 21
baby's eyebrows and lids are present now, and if you're having a girl, her vagina has begun to form as well.they will start also discover a pattern to her activity. they will start alsofull-fledged kicks and nudges -
week 25
the babies wrinkled skin will begin to smooth out and she'll start to look more and more like a newborn the baby is growing more hair you now be able to discern its color and texture.Head to heels, your baby now measures about 13 1/2 inches. Her weight — a pound and a half -
week 30
A pint and a half of amniotic fluid surrounds her. eyesight continues to develop when the baby is born it can only make out objects a few inches from her face. -
week 34
fat layers — which will help regulate her body temperature once she's born — are filling her out, making her rounder. skin is also smoother than ever. central nervous system is maturing and her lungs are continuing to mature as well -
week 40
His skull bones are not yet fused, which allows them to overlap a bit if it's a snug fit through the birth canal during labor. the average newborn weighs about 7 1/2 pounds
