Opponens digiti minimi Contents Anatomy pictures Muscle attachment zones Seen from the anterior side MyoFascial lines Deep dorsal arm line Levator scapula Rhomboideus Supraspinatus, Infraspinatus, Subscapularis and Teres Minor Triceps brachii Ulnar periosteum Ulnar collateral ligaments Hypothenar muscles Opponens digiti minimi Flexor digiti minimi brevis Abductor digiti minimi