Lumbar spinal nerve 1

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Lumbar spinal nerve
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The spinal cord with spinal nerves.
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The plan of the lumbosacral plexus
Latin Nervi spinalis
Anatomical terminology

The lumbar spinal nerve 1 (L1) is a spinal nerve of the lumbar segment.[1]

It originates from the spinal column from below the lumbar vertebra 1 (L1).

The two terminal branches of this nerve is the iliohypogastric and the ilioinguinal nerves


L1 supplies many muscles, either directly or through nerves originating from L1. They may be innervated with L1 as single origin, or be innervated partly by L1 and partly by other spinal nerves. The muscles are:


  1. ^ American Medical Association Nervous System -- Groups of Nerves