The trapezius[4] is a large paired trapezoid -shaped surface muscle that extends longitudinally from the occipital bone to the lower thoracic vertebrae of the spine and laterally to the spine of …

Oct 28, 2025 · The trapezius muscle, spanning from your upper back to your shoulders, plays a crucial role in maintaining posture and enabling shoulder and arm movement. Understanding …

Trapezius is a large, superficial back muscle that extends from the back of the head and the upper part of the spine to the shoulder blades and the clavicle. It is shaped like an inverted triangle …

Sep 18, 2024 · Your trapezius muscles are two big muscles on either side of your upper back. They help you move your head, neck and upper back, and maintain and adjust your posture.

Oct 30, 2023 · The trapezius muscle is a large, triangular, paired muscle located on the posterior aspect of the neck and thorax. When viewed together, this pair forms a diamond or trapezoid …

Dec 1, 2025 · Trapezius muscle, large, superficial muscle at the back of the neck and the upper part of the thorax, or chest. The right and left trapezius together form a trapezium, an irregular …

The trapezius is a muscle comprised of particularly long muscle fibers spanning a large width of the upper back. Functionally, this allows the trapezius to assist in mainly postural attributes, …