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What is Vestibule of vagina is derived from? and explain in detail?
The vulval vestibule (or vulvar vestibule or vestibule of vagina) is a pa of the vulva between the labia minora into which the urinary meatus (urethral opening) and the vaginal opening open. Its edge is marked by Ha's line. It represents the distal end of the urogenital sinus of the embryo