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Intercostales externi
Common Name
Rib finger
Group
Thorax
Whole Sale Section
Plate, Brisket, Chuck, Rib
Origin
Posterior borders of the ribs.
Insertion
Anterior borders and lateral surfaces of the succeeding ribs.
Action
Draw the ribs forward in inspiration.
Innervation
Intercostal nerves.
Blood Supply
Intercostal and internal thoracic arteries.
Retail Cuts
Beef Rib Roast, Beef Rib Stea, Beef Rib Steak Boneless, Beef Chuck Arm Pot Roast, Beef Chuck Arm Steak