If finger flexion strength is measured at each extreme of the four wrist motions, which position is least effective for grasp? If wrist positions were combined (multiplanar), which would give the most effective grip?
What will be an ideal response?
ANS:
When grip strength is measured at the end of each of the four wrist positions, ulnar deviation of the wrist allows the generation of the greatest finger flexor force. The worst wrist position for generation of finger flexor force is full wrist flexion due to the active insufficient position. When wrist positions are combined, a combination of extension and ulnar deviation will produce the strongest grip.
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