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How A Fetus Grows
The journey of the fetus through pregnancy is a complex and fascinating miracle that scientists have broken into three phases -- the three trimesters that represent a nine-month pregnancy. Learn how a fetus grows
FETAL DEVELOPMENT
Fetal Development answers your questions about the changes that take place in the womb during pregnancy. Learn about each of the three trimesters and the developmental milestones that occur in each.
A Conception Story
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10 Must-have Tests During PregnancyTo make sure your little bundle of joy arrives healthy, it's a good plan to have regular monitoring tests during your pregnancy. See what's in store for the next nine months. See more »
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Fetal Development at a GlanceHow does an unborn baby develop over the course of his nine-month stay inside the womb? Here's a month-by-month guide to your baby's development See more »
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Human Face Formation
The development of the face is a fascinating process that has many changes taking place over a short amount of time. See more »
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Alcohol and Pregnancy
Why is alcohol consumption during pregnancy so bad for your baby? Find out how drinking alcohol while pregnant affects your baby's cognitive and physical development in the womb. See more »
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Fetal Ear Development
During the fifth month, the baby's outer ears are almost fully developed. Watch how they form. See more »
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Heart Formation
The heart is the first organ to form in a fetus’ body. Watch how it develops over nine months. See more »
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Nervous System Formation
The most critical stage of development for the embryo’s nervous system are the third and fourth weeks of pregnancy. See more »
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Ultrasound
Ultrasound is one of the most useful procedures in monitoring the baby’s development in the uterus. See more »
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Will the baby be a girl or a boy?
The creation of a zygote is a complex process. Watch what happens as sperm and egg combine to create offspring. This animation walks you through the process. See more »
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