Learning Modules - Medical Gross Anatomy
Movements of the Upper Limb - Page 8 of 18

    

Arm Medial and Lateral Rotation

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Medial rotation of the arm or humerus can best be seen when the elbow is flexed and the hand is moved toward the midline.

Muscles: subscapularis, latissimus dorsi, teres major, pectoralis major, anterior fibers of deltoid.

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With the elbow flexed, lateral rotation moves the hand away from the midline.

Muscles: infraspinatus and teres minor, posterior fibers of deltoid.


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