23/10/2026
Myotomes of the Upper Limb -
Cervical Myotomes
Neck flexion: C1–C2
Neck side flexion: C3 and cranial nerve XI
Shoulder elevation: C4 and cranial nerve XI
Shoulder abduction/shoulder lateral rotation: C5
Elbow flexion and/or wrist extension: C6
Elbow extension and/or wrist flexion: C7
Thumb extension and/or ulnar deviation: C8
Abduction and/or adduction of hand intrinsics: T1
Read More: https://orthofixar.com/anatomy/myotomes-of-the-upper-limb/