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The Lower Opening of the Uterus
publish date: 2026/06/18 00:17:48.538060 UTC
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What is the lower part of the uterus that extends into the vagina called?
Correct Answer
Cervix
Explanation
The cervix is the lower, narrower portion of the uterus that opens into the vagina. It is made of ring-shaped muscle (a sphincter) that can dilate during labor or remain narrow otherwise.
Reference
Biology: A self-teaching guide