During sexual arousal, the uterus and cervix lift upward, elongating the vagina. The vagina expands through arousal and sexual stimulation. A small hole in the cervix allows menstrual blood and sperm to pass through. The cervix connects the uterus to the vagina. Sexual intercourse or exercise can stretch or tear it. ![]() ![]() The hymen is a thin layer of tissue that surrounds and partially covers the vaginal opening. The vaginal opening is where blood leaves the body during menstruation, a penis enters during sexual intercourse, and a baby leaves the body during birth. The opening of the vagina is between the urethra, through which urine leaves the body, and the anus. Some vaginas are oval like an egg, while others can be more cylindrical. ![]() The shape of a vagina can vary from person to person. The vagina is an elastic tube that connects the uterus and cervix to the vulva.
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