Updated: 10/19/2017

Palmaris Longus

Review Topic

Origin Medial epicondyle of humerus
Insertion Distal half of flexor retinaculum and palmar aponeurosis
Action Flexes hand (at wrist) and tightens palmar aponeurosis
Innervation Median nerve (C7 and C8) (C7, C8)
Arterial Supply Ulnar artery


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