The teres major muscle (from Latin teres, meaning "rounded") is positioned above the latissimus dorsi muscle and assists in the extension and medial rotation of the humerus.

Nov 3, 2023 · This article covers the anatomy, origins, insertions, functions, and clinical aspects of the teres major muscle. Learn this topic now at Kenhub!

May 5, 2023 · The teres major is a rectangular, thick, flat shoulder muscle extending from the lower scapular region below the armpit to the upper (proximal) part of the humerus’s shaft. It is …

Apr 17, 2023 · The teres major is a thick but flattened, rectangular muscle that extends from the inferior posterior scapula to the medial lip of the intertubercular groove of the humerus.

Teres major (TM) is a small muscle that runs along the lateral border of the scapula. It is one of the seven scapulohumeral muscles that act around the glenohumeral joint to facilitate shoulder …

Explore the Teres Major muscle's origin, action, and innervation. Understand its role in arm movement and shoulder stabilization.

Aug 14, 2025 · The teres major is a thick, rectangular muscle located in the shoulder region. While positioned near the rotator cuff muscles, it is not considered part of that group because …

The teres major muscle is primarily responsible for medial rotation and adduction of the humerus. It also aids in shoulder joint extension and works synergistically with the latissimus dorsi …

6 days ago · The teres major muscle is a small muscle found on the posterior side of the shoulder joint. It works together with the latissimus dorsi muscle to adduct the arm at the shoulder joint.

Apr 15, 2022 · Shoulder muscles, such as the teres major and minor, originate from the latter. By eight weeks, all of the upper extremity muscle groups are fully developed. The teres major …