Home › Body Atlas › Muscles

Body Atlas, Muscle Reference

Muscles

Complete muscle reference, origins, insertions, nerve supply, actions, clinical notes, and common injuries.

8 muscles

8 muscles in Upper Back Clear ×

Muscle Latissimus Dorsi musculus latissimus dorsi Upper Back The latissimus dorsi is the broadest muscle in the human body, spanning from the lower back… Muscle Rhomboid Major musculus rhomboideus major Upper Back The rhomboid major is a quadrilateral muscle lying deep to the trapezius and connecting the mid-thoracic… Muscle Rhomboid Minor musculus rhomboideus minor Upper Back The rhomboid minor is a small, cylindrical muscle directly above the rhomboid major, connecting the lower… Muscle Serratus Posterior Superior musculus serratus posterior superior Upper Back The serratus posterior superior is a thin, flat muscle of forced inspiration connecting the lower cervical… Muscle Trapezius musculus trapezius Upper Back The trapezius is a large, kite-shaped muscle covering the posterior neck and most of the upper… Muscle Trapezius (Lower) musculus trapezius pars ascendens Upper Back The lower trapezius is the most important trapezius component for overhead function, providing the scapular depression… Muscle Trapezius (Middle) musculus trapezius pars transversa Upper Back The middle trapezius runs almost horizontally from the upper thoracic spinous processes to the scapular spine,… Muscle Trapezius (Upper) musculus trapezius pars descendens Upper Back The upper trapezius is the most superficial and visible portion of the trapezius, running from the…