| Term 
 
        | Lateral Muscles of the Shoulder Deltoideus
 Origin?
 |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shoulder Deltoideus
 Insertion?
 |  | Definition 
 
        | Deltoid tuberosity of Humerus |  | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shouler Deltoideus
 Action?
 |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shoulder Supraspinatus
 Origin?
 |  | Definition 
 
        | supraspinous fossa of scapula |  | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shouler Supraspinatus
 insertion?
 insertaion?
 |  | Definition 
 
        | greater tubercle of the humerus |  | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shoulder Supraspinatus
 Action?
 |  | Definition 
 
        | extend the humeral joint; functionally serve as lateral collateral ligament of the humeral joint |  | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shoulder Infraspinatus
 Origin?
 |  | Definition 
 
        | Infraspinous fossa of scapula |  | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shoulder Infraspinatus
 Insertion?
 |  | Definition 
 
        | greater tubercle of the humerus |  | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shoulder Infraspinatus
 Action?
 |  | Definition 
 
        | Flex the humeral joint; functionally serve as a lateral collateral ligament of the humeral joint |  | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shoulder Teres Minor
 Origin?
 |  | Definition 
 
        | Caudal border of the scapula |  | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shoulder Teres Minor
 Insertion?
 |  | Definition 
 
        | teres minor tuberosity of humerus |  | 
        |  | 
        
        | Term 
 
        | Lateral Muscles of the Shoulder Teres minor
 Action
 |  | Definition 
 | 
        |  |