By the end of the ________, contractions dilate the cervix to an opening of about 10 centimeters (four inches), so that the baby can move from the uterus to the birth canal.
A) second trimester
B) second birth stage
C) third trimester
D) first birth stage

Question

Quizplus · Accepted Answer

The first birth stage is when the cervix undergoes cervical effacement and dilation with contractions. This stage typically ends when the cervix is fully dilated to 10 centimeters, allowing the baby to pass through the birth canal during the second stage of labor. The second trimester occurs before the onset of labor, while the third trimester occurs after the cervix has already begun to dilate and efface.

By the End of the ________, Contractions Dilate the Cervix