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9 Cards in this Set

  • Front
  • Back

Pectoralis major

Origin - sternal costal , anterior surface of the sternum , cartilage of the ribs 1-7



Insertion - greater tubercle of the humerus



Function - shoulder flexion , horizontal adduction , internal rotation

Pectoralis minor

Origin - ribs 3-5


Insertion - coracoid process of the scapula


Function - protracts the scapula

Anterior deltoid .

Origin - clavicle


Insertion - on test


Function - shoulder flexion

Medial deltoid

Origin - acromion process


Insertion - on test


Function - shoulder abduction

Posterior deltoid

Origin - spine of the scapula


Insertion - on test


Function - shoulder extension

Supraspinatus


( rotator cuff )

Origin - supraspinous fossa


Insertion - greater tubercle


Function - abduction of the arm

Infraspinatous


( rotator cuff )

Origin - infraspinous fossa


Insertion - greater tubercle


Function - shoulder external rotation

Teres minor


( rotator cuff )

Origin - lateral border of the scapula


Insertion - greater tubercle


Function - shoulder extension,


Shoulder rotation

Subscapularis


( rotator cuff )

Origin - subscapular fossa


Insertion - lesser tubercle


Function - internal rotation