Pectoralis major (clavicular head)
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Related Anatomy
Nerve
Lateral pectoral nerve
Plexus
Brachial plexus
Muscle Action
Shoulder adduction (transverse)
Shoulder adduction
Shoulder flexion (transverse)
Shoulder flexion
Nerve Root
C5
C6
Brachial Plexus Trunk
Upper trunk
Brachial Plexus Cord
Lateral cord
Brachial Plexus Division
Anterior division