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Objectives: The aim of this experiment was to investigate the recruitment of a medial and a lateral component of the quadriceps muscles during voluntary tasks that challenge the stability of the knee and thus to evaluate whether the central nervous system (CNS) recruits these muscles simultaneously or selectively to control the patella in people without knee pathology. Methods and Measures: Nine subjects...
Study design: Test–retest reliability using a repeated measures design. Objectives: The aim of this study was to evaluate the test–retest reliability of measurement of onsets of electromyographic (EMG) activity of vastus medialis oblique (VMO) and vastus lateralis (VL) during a stair stepping task. Background: Differences in the timing of onset of VMO and VL have been hypothesized to contribute to...
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