Description:
Major dorsal muscles
Latissimus dorsi: The large, "lats" in the middle of the back that are responsible for pulling the arms down, back, and toward the body's midline.
Trapezius: The large "traps" muscles that form a diamond shape on the upper back, from the neck to the mid-back, and are involved in shoulder and neck movement.
Rhomboids: Muscles that connect the shoulder blades to the spine, responsible for pulling the shoulder blades together.
Erector spinae: A group of muscles that run along the spine, helping to keep the torso upright and allowing for extension and rotation of the spine.