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Index/Topics/Pudendal Nerve

Pudendal Nerve

The principal somatic nerve of the perineum, formed from sacral ventral rami S2–S4, carrying tactile and proprioceptive information from the external genitalia.

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Jan 15, 2026
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Which peripheral nerves carry genital sensation to the brain and how do they differ (pudendal vs pelvic vs vagus)?

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...