As labor nears, the fetus's head drops down into the pelvis and pushes against the cervix. The cervix begins to thin (efface), sometimes over a few weeks.
Dilation (opening)
slide 2 of 2
slide 2 of 2, Dilation (opening),
At the same time, the cervix also begins to open (dilate).
Current as of:
July 10, 2023
Author: Healthwise Staff Clinical Review Board All Healthwise education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.
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