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: Jul 2nd, 2025

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The palmar digital arteries arise from the superficial arterial arch, which curves across the palm and lies distally in the lower part of the hand above the fingers. The palmar digital arteries supply blood to the portion of the hand just below the first row of knuckles, and divide into smaller arteries which supply the fingers.

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