iliocostalis

(redirected from Iliocostalis lumborum)
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iliocostalis

[‚il·ē·ō‚kä′sta·ləs]
(anatomy)
The lateral portion of the erector spinal muscle that extends the vertebral column and assists in lateral movements of the trunk.
References in periodicals archive ?
Try to capture as much of the lateral aspects of the thoracolumbar aponeurosis, iliocostalis lumborum, and quadratus lumborum, with each successive stroke moving deeper and slower.
Differences in electromyographic activity in the multifidus muscle and the iliocostalis lumborum between healthy subjects and patients with sub-acute and chronic low back pain.
The upper erector spinae consist of the thoracic fibres of iliocostalis lumborum and longissimus thoracis.
Differences in electromyographic activity in the multifidus muscle and the iliocostalis lumborum between healty subjects and patients with sub-acute and chronic low back pain.
Extension in the lumbar spine is produced by the superficial erector spinae muscle group, longissimus thoracis pars lumborum and iliocostalis lumborum pars lumborum, and by the superficial fibers of the multifidi muscles.
1997) demonstrated that the multifidus has more activity than the iliocostalis lumborum during Biering-Sorensen testing.