Learning Modules - Medical Gross Anatomy
Movements of the Upper Limb - Page 7 of 18

    

Arm Flexion and Extension

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Flexion of the arm is also called flexion of/at the shoulder. It is typically thought of as an anterior excursion of the arm, but remember that any motion away from full extension is flexion.

Muscles: pectoralis major, coracobrachialis, biceps brachii, anterior fibers of deltoid.

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Extension of the arm is also called extension of/at the shoulder. It is typically thought of as movement of the arm posteriorly, but remember that any motion away from full flexion is extension.

Muscles: latissimus dorsi and teres major, long head of triceps, posterior fibers of the deltoid.


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