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posterior lip of external os of uterus

 

Definition: the portion of the uterine cervix that bounds the ostium posteriorly. It is slightly longer than the anterior lip, intervening between the cervical canal and the posterior fornix of the vagina.

Synonym(s): labium posterius ostii uteriTA

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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