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LS Plexus

Nerves and Contributions

NervesContributions and Divisions
Subcostal T12 (posterior division)
Iliohypogastric T12, L1 (posterior division)
Ilioinguinal L1 (posterior division)
Genitofemoral L1,L2 (posterior division)
Lateral femoral cutaneous L2,L3 (posterior division)
Femoral L2-L4 (posterior division)
Obturator L2-L4 (anterior division)
Lumbosacral trunk L4,L5
Superior gluteal nerve L4-S1 (posterior division)
Inferior gluteal nerve L5-S2 (posterior division)
Nerve to quadratus femoris and inferior gemellus L4-S1 (anterior division)
Nerve to obturator internus and superior gemellus L5-S2 (anterior division)
Nerve to piriformis S1,S2 (posterior division)
Posterior femoral cutaneous S1-S3 (mixed)
Sciatic L4-S3 (mixed)
Sciatic:Tibial component L4-S3 (anterior division)
Sciatic: Common peroneal L4-S2 (posterior division)
Sacral Plexus L4-S4
Lumbar Plexus L1-L4 (T12)
Created by: Phillypino