NCIt definition : A nerve network originating from C5 to T1 that supplies cutaneous and muscular innervation
to the arm and hand.;
Alternative definition : CDISC: A nerve network originating from spinal nerves in the cervical and thoracic
vertebrae and giving rise to multiple nerves that innervate the arm/forelimb.; NCI-GLOSS: A network of nerves that sends signals from the spine to the arm and hand.;