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This study aimed to provide quantitative activation data for muscles of the forearm during pronation and supination while using a power grip. Electromyographic data was collected from 15 forearm muscles in 11 subjects while they performed maximal isometric pronating and supinating efforts in nine positions of forearm rotation. Biceps brachii was the only muscle with substantial activation in only...
The function of the brachioradialis muscle is controversial. The objective of this study was to determine primary and secondary functions of the brachioradialis under various loading tasks as measured by EMG.Ten healthy individuals (9 men, 1 woman; average age, 34 years ± 10; average height, 175 cm ± 7; average weight, 76 kg ± 13) performed elbow flexion with the forearm in 1 of 3 positions (neutral,...
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