Electromyographic study of the relationship between hamstring and abdominal muscles during a unilateral straight leg raise.


The purposes of this study were 1) to assess the relative participation of the hip extensor and abdominal musculature during unilateral straight leg raising in the naive subject and 2) to examine quantitatively alterations in the pattern of pelvic stabilization when the subject was instructed to relax the contralateral extremity. Surface electrodes were… (More)


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