-
Month 1
During the first month, your baby is 1 to 2 milimeters and at this stage it's called a blastocyst. -
Period: to
Pregnancy month by month
-
Month 2
Now the baby goes from blastcyst to zygote.You may be experiencing a change, too, as your body and mind adjust to your new role as mom to be. -
Month 3
You’re reaching the end of your first trimester, and your body is adjusting to the shifting hormone levels. By the end of the third month, your baby is fully developed. -
Month 4
Your baby is five to six inches long and weighs up to four ounces. Baby’s face and heart are fully formed at this point, though the lungs are still developing. Baby’s eyes will open during this month and he or she will begin feeling the urge to suck. -
Month 5
baby is now about 10 ounces and six to nine inches long. Baby is covered with a fine protective hair. This month he or she will develop fingerprints and permanent teeth buds behind fully formed baby teeth. Little girls’ ovaries also develop at this time, and sex may be determined through ultrasound. -
Month 6
baby is about 10 inches long and weighs over a pound. You’ll be aware of baby’s movements as he or she stretches and hiccups. Baby’s eyes now open and close, vocal cords are functioning, and “finishing touches” like eyebrows have formed. -
Month 7
Your baby is starting to develop fat under his or her skin. Baby’s now almost 12 inches long and weighs between two and four pounds. Your child can now see, hear and taste, and the brain and nervous system are growing rapidly. -
Month 8
Your baby’s brainwaves resemble those of a newborn by this time. He may be a foot (12 inches) or more long and weigh about five pounds. Lungs are still developing, but all other organs are complete. Movements may slow as the baby fills more of the uterus and has less room to stretch. By the end of the month, most babies are head down and descending into the pelvic area. -
Month 9
Baby’s lungs are maturing, and he or she is shedding the layer of hair that protected him or her in the uterus. Your baby’s brain is growing tremendously this last month. Baby measures about 18 to 21 inches long and weighs about six to eight pounds.