lateral lumbar intertransversarii (muscles)

lat·er·al lum·bar in·ter·trans·ver·sa·ri·i (mus·cles)

[TA] deep muscle of lower back; origin, transverse processes of lumbar vertebrae; insertion, next superior transverse process; action, abducts lumbar vertebrae; nerve supply, ventral branches of lumbar nerves. Synonym(s): musculi intertransversarii laterales lumborum [TA], lateral lumbar intertransverse muscles