The joint is reinforced by several key ligaments and a fibrous capsule: Anatomy, Shoulder and Upper Limb, Glenohumeral Joint - NCBI
The , commonly known as the shoulder joint or glenohumeral joint , is a ball-and-socket synovial joint that connects the upper limb to the axial skeleton. It is the most mobile joint in the human body, allowing for a vast range of motion across multiple planes. Anatomical Structure articulatio humeri
: A fibrocartilaginous rim that attaches to the margin of the glenoid cavity , deepening the socket to provide extra stability . Ligaments and Support The joint is reinforced by several key ligaments
: The shallow, pear-shaped socket on the lateral angle of the scapula (shoulder blade). Shoulder and Upper Limb