- May 6, 2026Teres major forms the posterior axillary fold with latissimus dorsi. It is sometimes called "lat's little helper" as it acts…
- May 6, 2026The coracobrachialis connects the coracoid to the humeral shaft, serving as the coracoid muscle that links the scapula to the…
- May 6, 2026The lower subscapularis constitutes the bulk of the muscle. Its more horizontal fibres insert on the inferior lesser tuberosity facet…
- May 6, 2026The deep deltoid fascia forms intramuscular septa giving the deltoid its multipennate architecture and allowing semi-independent head function.
- May 6, 2026The middle slips of serratus anterior connect the middle medial scapular border to the chest wall, coordinating the transition between…
- May 6, 2026At the shoulder level, the long head biceps functions as a humeral head depressor and anterior stabiliser. Its intra-articular portion…
- May 2, 2026The subscapular vein is the largest tributary of the axillary vein, draining the subscapularis, serratus anterior, and latissimus dorsi regions.…
- May 2, 2026The thoracodorsal vein accompanies the thoracodorsal artery, draining the latissimus dorsi and serratus anterior into the subscapular vein. It is…
- May 2, 2026The cephalic vein runs in the deltopectoral groove (deltopectoral triangle) between the anterior deltoid and pectoralis major, ascending to drain…
- May 2, 2026The axillary lymphatic vessels drain the breast, chest wall, arm, and shoulder into the axillary lymph nodes (levels I, II,…