Tim Taylor is a senior writer at Innerbody Research focusing on human anatomy and physiology. Tim earned both his Bachelor of Science degree in Biology and his Master's degree in Teaching from the University of Pittsburgh.

Last updated: May 5th, 2025

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The dorsal interosseous muscles of the hand are four bipennate intrinsic muscles of the hand that originate in the metacarpals and insert into the proximal phalanges.

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