Spine and Nerve Anatomy
Nerves of the Lumbo-sacral Plexus
Spinal nerves ranging form L1 and on down to S4 play a part in contributing the complex components of the lumbosacral plexus. The major nerves that emerge from this plexus include the sciatic nerve and the femoral nerve as well as a variety of others. Reproduced from Atlas of Human Anatomy by Frank Netter, MD, with permission of Icon Learning Systems/Elsevier.