scaphoid bone

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scaphoid bone (skay-foid) n. a boat-shaped bone of the wrist (see carpus). It articulates with the trapezium and trapezoid bones in front, with the radius behind, and with the capitate and lunate medially. It is commonly injured by falls; for example, a scaphoid fracture is usually caused by a fall onto the outstretched hand.

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scaphoid bone

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