Understanding how your cervix changes during pregnancy can help you recognize labor's approach. From dilation milestones to ...

What is a pregnancy sweep? A pregnancy sweep is what your midwife or doctor will call a membrane sweep or a cervical sweep.

The health care provider puts her or his finger into the cervix -- the mouth of the uterus -- and uses the finger to gently separate the bag of water from the side of the uterus near the cervix.