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Diagram of the sacral plexus

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Diagram illustrating the sacral plexus with labeled nerves including the sciatic, pudendal, and gluteal nerves, and their connections to spinal levels L4 to S4.

The sacral plexus has branches:

  • supplying the lower limb that leave the pelvis through the greater sciatic foramen
  • supplying the pelvic muscles, pelvic viscera and perineum
  • providing sensation for the lower, medial buttock

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