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The anatomy of the vagina, including the role of the uterus, cervix, and vaginal tissue in sexual arousal.
Clitoral sensation is carried predominantly by somatic fibers—the dorsal nerve of the clitoris, a branch of the pudendal nerve—giving concentrated, high-density tactile input to the spinal cord and se...
Three peripheral pathways carry genital sensation to the central nervous system: the pudendal nerve, pelvic (pelvic splanchnic/cavernous) nerves, and—less intuitively—the vagus nerve; each pathway dif...
Magnetic resonance imaging (MRI) and ultrasound studies show that the vagina is highly dynamic: during sexual arousal the uterus elevates and the anterior vaginal wall lengthens by roughly 1 cm, the v...