- May 2, 2026The glenohumeral joint sacrifices stability for mobility — the humeral head is three times larger than the shallow glenoid fossa.…
- May 2, 2026The shoulder complex is the most mobile joint complex in the body, achieving the greatest arc of motion of any…
- May 2, 2026The axillary (inferior) recess is the dependent fold of the glenohumeral joint capsule that unfolds during abduction to accommodate the…
- May 2, 2026The acromioclavicular joint is a small but critical joint at the top of the shoulder that allows the scapula to…
- May 2, 2026The most mobile joint in the body, trading stability for range of motion. The large humeral head articulates with the…
- May 2, 2026The anterior branch of the axillary nerve wraps around the surgical neck of the humerus to supply the anterior and…
- May 2, 2026The posterior branch of the axillary nerve supplies the teres minor before turning forward to supply the overlying posterior deltoid.…
- May 2, 2026The nerve to teres major arises from the lower subscapular nerve (from the posterior cord, C5-C6), entering the teres major…
- May 2, 2026The long thoracic nerve continues along the lateral chest wall to supply the lower slips of serratus anterior at the…
- May 2, 2026The lateral pectoral nerve arises from the lateral cord of the brachial plexus (C5, C6, C7) and pierces the clavipectoral…