thoracic part of iliocostalis lumborum (muscle)

(redirected from pars thoracica musculi iliocostalis lumborum)

thoracic part of iliocostalis lumborum (muscle)

[TA]
deep back (erector spinae) muscle; origin, medial side of angles of lower six ribs; insertion, angles of upper six ribs; action, extends, abducts, and rotates thoracic vertebrae; nerve supply, dorsal branches of thoracic nerves.
Full browser ?