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Hand kinematics of pantomimed grasping movements toward pretended light and heavy objects. (A) Z-thumb, (B) grip aperture, (C) wrist velocity, (D) z-index finger, (E) y-index finger, and (F) x-thumb over time for movements toward heavy and light object (black and light gray lines, respectively). Data are averaged across trials and participants. Bars represent standard error of the mean. Asterisks refer to statistical significance (p < 0.05).
