Quadratus lumborum
Group
Abdomen
Whole Sale Section
Loin
Origin
Transverse processes of the lumbar vertebrae and the bodies of the last 2-3 thoracic vertebrae.
Insertion
Ventral surface of the sacrum and the ventral sacro-iliac ligament.
Action
Flexes the lumbar vertebral column.
Innervation
Ventral branches of the lumbar nerves.
Blood Supply
Lumbar arteries.
Retail Cuts
Beef Loin T-Bone Steak, Beef Loin Short Loin