<prompt> Palmar interossei is supplied bySuperficial branch of ulnar nerveDeep branch of ulnar nerveSuperficial branch of medial nerveRadial nerve  <response>: All palmar interossei are supplied by the deep branch of the ulnar nerve C8, T1. Ref : B D Chaurasias Human Anatomy, Seventh edition , volume 1 , pg. no, 124 