The lumbar plexus is a nerve plexus (a network of intersecting nerves) in the body’s lumbar region. It is formed by the ventral branches of the first to the fourth upper lumbar nerves (L1-L4), with ...
A network of intersecting nerves is referred to as a nerve plexus. Nerves that serve the same part of the body merge into one large nerve or group of nerves via a plexus. The sacral plexus provides ...