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Week 0
This is when the baby is conceived. It happens when the sperm penetrates an egg. -
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Day 3
The egg divides into many cells and passes through a tube. The placenta starts to form. -
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Month 1
The baby starts to develop structures and organs like the heart, stomach, lungs, etc. -
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Month 2
The baby continues to develop. The arms and legs are fully formed. And other fetures become more noticeable. -
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Month 3
The baby starts to move. The sex organs will start to become more prominent. -
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Month 4
The babys heart and blood vessels are fully formed and the baby now has fingerprints. -
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Month 5
The baby can now move, stretch, and make faces. An ultrasound is usually done at this time to determine the sex of the baby. -
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Month 6
The baby continues to move and weighs about 1 and a half pound. -
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Month 7
The baby changes position. This is when pre-mature birth takes place. -
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Month 8
The baby weighs about 4 pounds and it starts moving. Most women have to go to the doctor every 2 weeks now. -
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Month 9
The babys brain has developed and the babys lungs are almost fully developed. And the baby has now positioned down into the pelvis. -
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Birth
Pregnancy can last between 38-42 weeks.