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Diagram of the sacral plexus

Last reviewed 1 Jan 2018

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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