What are the attachments of the external oblique muscle?
a. Origin on the external surfaces of 5th– 12th ribs
b. Insertion from superior to inferior-lateral: linea alba, pubic tubercle and anterior half of iliac crest
c. Origin on the thoracolumbar fascia, anterior two thirds of iliac crest
d. Insertion on the external surfaces of 10th– 12th ribs
e. Insertion on the xiphoid process and 5th– 7th costal cartilages

annuv7735 Asked question July 13, 2021