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The muscles responsible for extending the fingers are primarily the extensor digitorum and the extensor indicis, located in the forearm. These muscles contract to straighten the fingers at the metacarpophalangeal joints. Tendons from these muscles run along the back of the hand and attach to the fingers, enabling this extension movement. Additionally, the intrinsic muscles of the hand, such as the lumbricals and interossei, assist in fine movements of finger extension.

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2mo ago

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Muscle that extends the fingers?

extensor digitorum


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