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Lumbar spinal nerve 4: Wikis


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The lumbar spinal nerve 4 (L4) is a spinal nerve of the lumbar segment.[1].

It originates from the spinal column from below the lumbar vertebra 4 (L4).


L4 supplies many muscles, either directly or through nerves originating from L4. They are not innervated with L4 as single origin, but partly by L4 and partly by other spinal nerves. The muscles are:


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


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