Trapezius - Wikipedia
It moves the scapula and supports the arm. The trapezius has three functional parts: a lower (ascending) part, which medially rotates and depresses the scapula. The trapezius muscle …
Trapezius Muscle Anatomy and Function - Verywell Health
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 muscle: Anatomy, origins, insertions, actions | Kenhub
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 …
Trapezius Muscle: What It Is, Anatomy & Function
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.
Anatomy, Back, Trapezius - StatPearls - NCBI Bookshelf
Mar 11, 2023 · 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 …
Trapezius muscle | Back, Neck & Shoulder, Posture & Movement ...
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 …
Trapezius - Attachment - Actions - TeachMeAnatomy
Nov 2, 2024 · The trapezius is an extrinsic muscle of the shoulder. It is a broad, flat and triangular shape – forming a trapezoid shape in combination with the contralateral side.