Anatomy

Pudendal Nerve

A nerve which originates in the sacral spinal cord (S2 to S4) and innervates the PERINEUM, the external GENITALIA, the external ANAL SPHINCTER and the external urethral sphincter. It has three major branches: the perineal nerve, inferior anal nerves, and the dorsal nerve of penis or clitoris.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A nerve which originates in the sacral spinal cord (S2 to S4) and innervates the PERINEUM, the external GENITALIA, the external ANAL SPHINCTER and the external urethral sphincter. It has three major branches: the perineal nerve, inferior anal nerves, and the dorsal nerve of penis or clitoris.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

See Also

MeSH Record

Synonyms

37 entry terms
  • Nerve, Pudendal
  • Nerves, Pudendal
  • Pudendal Nerves
  • Dorsal Clitoris Nerve
  • Dorsal Nerve of Clitoris
  • Dorsal Nerve of Penis
  • Dorsal Penile Nerve
  • Inferior Anal Nerve
  • Inferior Hemorrhoidal Nerve
  • Perineal Nerve
  • Anal Nerve, Inferior
  • Anal Nerves, Inferior
  • Clitoris Dorsal Nerve
  • Clitoris Dorsal Nerves
  • Clitoris Nerve, Dorsal
  • Clitoris Nerves, Dorsal
  • Dorsal Clitoris Nerves
  • Dorsal Penile Nerves
  • Hemorrhoidal Nerve, Inferior
  • Hemorrhoidal Nerves, Inferior
  • Inferior Anal Nerves
  • Inferior Hemorrhoidal Nerves
  • Nerve, Dorsal Clitoris
  • Nerve, Dorsal Penile
  • Nerve, Inferior Anal
  • Nerve, Inferior Hemorrhoidal
  • Nerve, Perineal
  • Nerves, Dorsal Clitoris
  • Nerves, Dorsal Penile
  • Nerves, Inferior Anal
  • Nerves, Inferior Hemorrhoidal
  • Nerves, Perineal
  • Penile Nerve, Dorsal
  • Penile Nerves, Dorsal
  • Penis Dorsal Nerve
  • Penis Dorsal Nerves
  • Perineal Nerves

MeSH Record

Aspects Covered

23 allowable subheadings

Indexed with the subheadings abnormalities, anatomy & histology, blood supply, chemistry, cytology, diagnostic imaging, drug effects, embryology, enzymology, growth & development, immunology, injuries, metabolism, microbiology, parasitology, pathology, physiology, physiopathology, radiation effects, surgery, transplantation, ultrastructure, virology.

MeSH Record

Indexing Annotation

do not confuse with PERONEAL NERVE

MeSH Record

History Note

2012

MeSH Record

Previous Indexing

  • Penis (1967-2011)
  • Perineum (1969-2011)
  • Urethra (1969-2011)
  • Urinary Bladder (1967-2011)

MeSH Hierarchy

Tree Number

  1. A08w.800w.800w.720w.450w.680w

AMA Style

References

  1. National Library of Medicine. Pudendal Nerve. Medical Subject Headings (MeSH). 2026. Unique ID D060525. http://id.nlm.nih.gov/mesh/2026/D060525
  2. Pudendal Nerve. In: Wikipedia. https://en.wikipedia.org/wiki/Pudendal_nerve
  3. Pudendal Nerve. In: Wikidata. https://www.wikidata.org/wiki/Q1753038