The Shoulder Joint is Formed by 2 Joints-
- Glenohumeral Joint
 - Acromio-Clavicular Joint.
 
Glenohumeral Joint-
- Glenohumeral Joint Is A Ball And Socket Joint Form By Humerus and Glenoid Cavity (also called as Glenoid Fossa Of Scapula.)
 - Smooth Cartilages Cover The Surfaces Of Humerus And Glenoid Cavity.
 
Acromio-Clavicular Joint-
Acromio-Clavicular Joint Is A Link Between Acromion And Clavicular Bone.
Shoulder Joint Ligament and Rotator Cuff
Shoulder Joint Is Supported By Several Ligaments-
- Rotator Cuff
 - Shoulder Joint Capsule
 - Tendons and
 - Muscles.
 
