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pudendal nerve
pudendal nerve The pudendal nerve is a nerve arising from the sacral spinal cord at S2 to S4.
The pudendal nerve is a nerve arising from the sacral spinal cord at S2 to S4. It supplies the perineum, external genitalia, external anal sphincter, and external urethral sphincter, and divides into the perineal nerve, inferior anal nerves, and the dorsal nerve of the penis or clitoris.