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Fetal Development Timeline

  • 4 Weeks Pregnant

    4 Weeks Pregnant
    No bigger than a poppy seed. The ball of cells that will develop into your baby has completed its journey from your fallopian tube to your uterus. Through it's journey it will be splitting into two groups
  • 7 Weeks Pregnant

    7 Weeks Pregnant
    Many pregnancy symptoms. Like that nagging pregnancy nausea that follows you around day and night. Or all that excess saliva pooling in your mouth. Your breast will start to get swollen.
  • 9 Weeks Pregnant

    9 Weeks Pregnant
    At 9 weeks pregnant, your scholar-to-be has ended his or her embryonic stage and is entering the fetal period now. The fetal heartbeark strengthens. the fetus is 1 inch long.
  • 12 Weeks Pregnant

    12 Weeks Pregnant
    The baby is the size of a large plum. At 12 weeks pregnant, the herculean task of developing new bodily structures is nearing an end as most of your baby's systems are fully formed. Now comes the maintenance phase, during which your fetus' systems continue to mature for the next 28 weeks and the organs get to work.
  • 15 Weeks Pregnant

    15 Weeks Pregnant
    Baby is now over 4 inches (10cm) long and weighs about 2.5 ounces (75 grams). He or she can move its arms and make a fist. Fingernails and toenails are present. Baby's skin is still very thin.
  • 17 Weeks Pregnant

    17 Weeks Pregnant
    The umbilical cord is growing thicker and stronger. Fetus weight is just over 5 ounces (150g). Baby is about 5 inches (14cm) long crown to rump. and would be about 9 inches (23cm) head to toe, if it could stretch out. The retina has become sensitive to light.
    The first stools (meconium) are now beginning to accumulate
  • 24 Weeks Pregnant

    24 Weeks Pregnant
    The child is now gaining around 3 ounces (90 grams) a week. Baby weighs about 1.3 pounds and is 12 inches long. Baby weighs about 600 grams and is 30cm (crown to heel) long. The eyelids can be seen very clearly. If born at this stage is officially considered viable, they may well be able to survive.
  • 28 Weeks Pregnant

    28 Weeks Pregnant
    The fetus has its own regular intervals for sleeping and being awake. he weight has increased to 1000 grams and is 37.5cm in length. .2 pounds weight and is 14.8 inches in length from head to heel. The feet are just over 2 inches (5.5cm) long. he hair on the head is now clearly visible.
    The milk teeth have developed under the gums.
    The eyes are starting to move in their sockets
  • 32 Weeks Pregnant

    32 Weeks Pregnant
    The baby is 17 inches (43cm) long and weighs 4 pounds (1.8 kilograms).
    The diameter of the head is almost 4 inches (10cm).
    Under the skin the fat layer is getting thicker.
    The toenails and fingernails are completely formed.
    In boys, the testicles will be descending from the groin down into his scrotum.
  • 35 Weeks Prgnant

    35 Weeks Prgnant
    Your baby is now about 18.5 inches in length and weighs over 5.5 pounds.
    Baby is about 47cm crown to heel and weighs almost 2.7 Kg.
    The body of your baby is growing round due to developing fat layers.
    Your baby's reflexes are coordinated.
    Lungs are almost fully developed.
    About 90% of babies born this week survive.