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.

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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!

Feb 2, 2026 · Discover where the teres major muscle is located, what it does, common causes of pain, symptoms, and effective treatment options.

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 …

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

2 days ago · : a thick somewhat flattened muscle that arises chiefly from the lower third of the axillary border of the scapula, passes in front of the long head of the triceps to insert on the …

Oct 9, 2022 · The teres major is an intrinsic muscle of the shoulder region. It forms the inferior border of the quadrangular space – the space that the axillary nerve and posterior circumflex …

Feb 6, 2026 · 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 …

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.