What Plexus Includes The Phrenic Nerve?

What Plexus Includes The Phrenic Nerve? The phrenic nerve is derived from the cervical plexus and receives innervation from the C3, C4, and C5 nerve roots. It is the longest branch of the cervical plexus. What nerve controls diaphragm? The phrenic nerve is among the most important nerves in the body due to its role