The depth of the vagina is generally between 712cm. The vagina is an important reproductive organ for women, which has the functions of discharge menstruation, complete sexual life and fetal fetuses. The vagina is mainly composed of mucous membranes, muscle layers and outer membranes, and belongs to a muscle pipe. The lower part of the vagina is relatively narrow and opens through the vaginal vessel through the vaginal opening. The upper part of the vagina is relatively wide, and the vaginal dome is formed by the vaginal part of the cervix. The vaginal dome can be divided into the front, rear and left and right walls. The rear vaginal gauge is the deepest part of the vagina, with a depth of about 12cm. The front wall of the vagina is relatively short, usually around 7cm. The vagina is a stretching muscle pipe. When sexual excitement, the depth of the vagina will increase by about 1/3.
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