Anatomy Upper limb 145de249 Palmar interossei is supplied by A Superficial branch of ulnar nerve B Deep branch of ulnar nerve C Superficial branch of medial nerve D Radial nerve High-Yield Explanation All palmar interossei are supplied by the deep branch of the ulnar nerve (C8, T1). Ref : B D Chaurasia's Human Anatomy, Seventh edition , volume 1 , pg. no, 124