It extends from the pubic symphysis, pubic crest and
pubic tubercle inferiorly, to the xiphoid process and costal cartilages of ribs V to VII superiorly.
Oblique Muscle originates (starts) on the external surfaces of the lower 8 ribs, and it inserts (finishes) on the linea alba,
pubic tubercle, and the anterior half of the iliac crest.