Anatomy - Extensor digiti minimi muscle
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Extensor digiti minimi - Insertion
Base of the middle and distal phalanxes of the fifth phalange (dorsal surface)
Extensor digiti minimi - Action
Extension of the little finger at the metacarpophalangeal joint, Weak wrist extension, Weak elbow extension
Extensor digiti minimi - Origin
Lateral epicondyle of the humerus
Extensor digiti minimi - Innervation
Radial nerve (C6-C8)