A _____ is a network of intersecting nerves
(March 2014). A nerve plexus is a plexus (branching network) of intersecting nerves. There are spinal nerve plexuses; as well as other forms of autonomic plexuses, many of which are a part of the enteric nervous system.or the spinal plexuses, except for the ventral rami of Th2-Th12 nerves, they combine sets of ventral rami of spinal nerves that serve the same area of the body into one large grouped nerve. There are several in the body, including: 1  Cervical plexus-serves the head, neck and shoulders.