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Baby’s Pregnancy Calendar |
Ready for Birth 36 weeks old / 38 weeks pregnant (since LMP)
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Script: The fetus initiates labor by releasing large amounts of a hormone called estrogen and thus begins the transition from fetus to newborn. Labor is marked by powerful contractions of the uterus, resulting in childbirth. |
| See Snapshots |
Ready for Birth
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Cell Division
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Amnion and Germ Layers
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The Folding of the Embryo
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The Heart in Action
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Hand Plates and Cartilage
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