External abdominal oblique muscle - Origin
Musculus obliquus externus abdominis - Origo
Definition
The external oblique muscle originates on the ventral quarter of the ribs (except the first ones), with variations depending on the species, and on the thoracolumbar fascia at the back.
References
Illustrated Veterinary Anatomical Nomenclature 4th edition Gheorghe M. Constantinescu Thieme ISBN 9783132425170
Evans HE, de Lahunta A. Miller’s Anatomy of the Dog. 5th ed. St. Louis: Elsevier; 2020.
Barone R. Anatomie comparée des mammifères domestiques, Tome 2, Arthrologie et myologie, 4th edition, Vigot, Paris, 2017.