MEDICAL
UTERUS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which term describes the narrow opening of the uterus that extends into the vagina?
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fundus
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cervix
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vulva
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labia majora
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Explanation:
Detailed explanation-1: -The opening into the uterus is called the internal os, and the opening into the vagina is called the external os. The lower part of the cervix, known as the vaginal portion of the cervix (or ectocervix), bulges into the top of the vagina.
Detailed explanation-2: -The narrow portion situated between corpus and cervix is known as the isthmus and lies approximately at the level of the course of the uterine artery and the internal os of the cervix.
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