The transversospinalis paraspinal musculature is stretched with flexion, opposite-side (contralateral) lateral flexion, and same-side (ipsilateral) rotation of the spine.

The transversospinalis paraspinal musculature is stretched with flexion, opposite-side (contralateral) lateral flexion, and same-side (ipsilateral) rotation of the spine. A stretch of the right-side transversospinalis is shown.
The transversospinalis group is composed of the: