which is the stage when embryo becomes recognisable.
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At the end of the 8th week after fertilization (10 weeks of pregnancy), the embryo is considered a fetus. During this stage, the structures that have already formed grow and develop. The following are markers during pregnancy: By 12 weeks of pregnancy: The fetus fills the entire uterus.
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FIRST TRIMESTER (one to 13 weeks) This is a period of rapid growth from a single cell to a recognizable human fetus approximately three inches (7.5 cm) long, made up of billions of cells. Four weeks: The embryo is just visible. Development of the chorionic villi, from which the placenta is formed
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