NerveLower limb

Sciatic nerve

nervus ischiadicus

Sacral plexus (anterior and posterior divisions of the anterior rami of L4 to S3); it is the largest nerve in the body.

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Lower limb – 3D human anatomy atlas

In the full entry

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

Roots
Course
Motor part
Sensory part

Related clinical cases

Sciatic nerve block
Injuries of the sciatic nerve and piriformis syndrome
Intramuscular injection in the gluteal region
Traumatic dislocation of the hip

Other structures in this region