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Old English wrist, from Proto-Germanic *wristiz (cf. Old Norse rist "instep," Old Frisian wrist, Middle Dutch wrist, German Rist "back of the hand, instep"), from Proto-Germanic *wrig-, *wreik- "to turn" (see wry). The notion is "the turning joint."
The joint between the hand and the forearm.
complex joint between the five metacarpal bones of the hand and the radius and ulna bones of the forearm. The wrist is composed of eight or nine small, short bones (carpal bones) roughly arranged in two rows. The wrist is also made up of several component joints: the distal radioulnar joint, which acts as a pivot for the forearm bones; the radiocarpal joint, between the radius and the first row of carpal bones, involved in wrist flexion and extension; the midcarpal joint, between two of the rows of carpal bones; and various intercarpal joints, between adjacent carpal bones within the rows. The numerous bones and their complex articulations give the wrist its flexibility and wide range of motion