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What structure acts as a birth canal during labor?

User IamBatman
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1 Answer

4 votes

Answer:

The cervix is the lower part of the uterus that opens into the vagina.

Step-by-step explanation:

During childbirth, the cervix expands about 4 inches (10 centimeters) so the baby can travel from the uterus through the vagina and into the world.

User Pradeep Reddy Kypa
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