Shading & Texture
The Superficial Muscles of the Back of the Body
This diagram shows some of the major recognizable muscles of the back of the body.
To see the muscles of the front click here.
Questions or comments can be forwarded to Ralph Larmann at the University of Evansville.
The Muscles of the Back
- The sternocleidomastoid muscle is the main muscle on the side of the neck.
- The trapezius covers a large section of the upper back. It conceals the upper part of the shoulder blade.
- The latissimus dorsi occupy the middle back on either side.
- The triceps muscle is the main extensor of the arm. It occupies most of the underside of the upper arm.
- The flexor carpi ulnaris is attached to the ulna. It makes up most of the musculature of the rear lower arm (when at rest).
- The gluteus maximus make up the back of the buttocks.
- The gastrocnemius is the calf muscle each of which are each divided into two hemispheres.