The dorsal wall of the vulva, vestibule, vagina, and cervix of the uterus has been incised and reflected to show the floor of the genital tract. Identify: labium (1) of the vulva, fossa of the clitoris (2), constrictor vestibuli m. (3) in the wall of the vestibule, the urethra opening onto the urethral tubercle (4), the vagina (5), separated from the vestibule by a transverse ridge (6), and the cervix (7) of the uterus.