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 …

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 its anatomy, …

Jul 18, 2024 · What causes a trapezius muscle strain? Find out what you need to know about this problem with your upper back muscle, including how to treat it and how to prevent it.

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 · In this article, we will discuss the detailed anatomy and function of the trapezius muscle. The trapezius muscle has several origin points along the midline of the posterior neck and back.

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.

Nov 10, 2023 · What is the trapezius (traps) muscle? The trapezius, trapezoid, or traps muscle is a muscle in the upper back. It stabilizes the shoulders and enables the neck to move. Certain stretches …

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 four-sided …

Jan 15, 2025 · The trapezius muscle is a large, flat, and triangular muscle covering the posterior neck, shoulders, and upper back. [4] It plays a vital role in connecting the scapula and clavicle to the axial …

Jul 28, 2022 · The trapezius muscle is a large, triangular, paired muscle situated on the posterior aspect of the neck & thorax, creating a trapezoid shape