Motor Systems, Speed of Movement, and Interaction with Cognitive Control Processes: Then and Now (인지와 움직임 속도간의 상호작용-과거와 현재) Dramatic improvement occurs from acute alcohol intoxication to sobriety in eye–hand coordination, stability in gait and balance, and speeded performance. This clinically obvious improvement may have diminished the recognition of residual impairment in upper and lowerlimb ..