Espiral Atlas
MusclePelvis and perineum

External urethral sphincter muscle

musculus sphincter urethrae externus

Compresses the urethra to maintain urinary continence.

Pelvis and perineum – 3D human anatomy atlas

In the full entry

The full entry, with every field, sources, quiz and clinical correlations, is in the atlas.

  • Origin
  • Insertion
  • Innervation
  • Blood supply

Related clinical cases

  • Rupture of the urethra in men and urine extravasation
  • Urethral catheterization in men

Other structures in this region

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