Term Name: | vagina orifice |
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Synonyms: | introitus, introitus of vagina, opening of vagina, orifice of vagina, ostium vaginae, vagina opening, vaginal introitus, vaginal orifice |
Definition: | The median slit located inferior and posterior to the external urethral orifice in the female; the exit for menstrual flow and birth and the entrance for the penis during sexual intercourse; the size and appearance of the vaginal orifice varies inversely with that of the hymen (G. membrane), a thin fold of mucous membrane that surrounds the vaginal orifice |
Ontology: | Cell Ontology [UBERON:0012317] |