Muscles. The major muscles in the upper torso of the body include: Trapezius: This muscle extends across the neck, shoulder, and back. It allows for movement of the shoulders and shoulder blades. Rhomboid major: Attached to the shoulder blade, this muscle is one of many that aids shoulder movement. Upper Body Muscle Chart Diagram - Chart - diagrams and charts with labels. This diagram depicts Upper Body Muscle Chart and explains the details of Upper Body Muscle Chart.
Upper Body Muscle Chart
