Proximal end of Humerus
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Surgical neck
Constricted and narrow portion of the humerus distal to the tubercles Thinned out portion Most common fracture site of the humerus
Greater tubercle
Large bony prominence on the lateral side of the humerus Located just below the anatomical neck Point of muscle insertion
Head
Large, smooth and rounded Artculates with the glenoid fossa of the scapula to form the shoulder joint
Anatomical neck
Slightly constricted area just distal to the head Actual site of the epiphyseal plate
Lesser tubercle
Smaller bony prominence on the anterior side of the humerus Point of insertion