Anterior ramiNervesMusculocutaneous nerve(C5 to C7)Radial nerve(C5 to C8,T1)Median nerve(C6 to C8,T1)Ulnar nerve(C[7], C8, T1)C5C6C7C8T1Brachial plexus
Fig. 7.15 Dermatomes and myotomes in the upper limb. A. Dermatomes. B. Movements produced by myotomes.