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Human Development · Chapter 4
The Stages of Labor
Childbirth unfolds in
three stages
— the cervix opens, the baby is delivered, and the placenta follows. Step through each one and watch the cervix dilate and the baby descend.
The uterus at term
Side view — the opening at the base is the cervix
The three stages
press Next to begin
Cervix
—
Contractions
—
Typical time
—
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