Muscles of the back. 1, trapezius; 2, its origin; 3, spine of scapula; 4, latissimus dorsi; 5, delltoid; 6, infra-spinatus; 7, external oblique; 8, gluteus medius; 9, gluteus maximus; 10, levator scapulae; 11, rhomboideus minor; 12, rhomboideus major; 13, splenius capitus; 14, splenius colli; 15, origin latissimus dorsi; 16, serratus inferior posticus; 17, supra-rpinatus; 18, infra-pinatus; 19, teres minor; 20, teres major; 21, long head triceps; 22, serratus major anticus; 23, internal oblique.

Back Muscles

Muscles of the back. 1, trapezius; 2, its origin; 3, spine of scapula; 4, latissimus dorsi; 5, delltoid;…