erector spinae muscle


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Related to erector spinae muscle: Spinalis muscle

erector spinae muscle

Three adjacent vertical bands of deep back muscles -- the iliocostalis, longissimus, and spinalis muscles. Origins: a wide tendon running along the iliac crest to the sacrum, the lower lumbar and sacral spinous processes. Insertions: along the back in the angles of the lower ribs, transverse processes of the thoracic and cervical vertebrae. Nerves: dorsal rami of the spinal nerves. Actions: extends (bends backward) the vertebral column and neck, twists the back.
See also: muscle
References in periodicals archive ?
An important aspect of transitioning clients into manual handling activities is understanding the relationships between levels of erector spinae muscle activation and lumbar kinematics.
2-5,12) However, as far as we know, only one case with a paravertebral abscess in the erector spinae muscle caused by brucellosis has been reported.
As cited above, EMG activities during abdominal bracing have been already reported for some of the trunk muscles, such as the rectus abdominis, external oblique, internal oblique, trans-versus abdominis, and erector spinae muscles (Allison et al.
Back extension: Working the erector spinae muscles of the lower back.