Costal part of the external oblique muscle of the abdomen
Musculus obliquus externus abdominis pars costalis
Compresses the abdomen, supports the viscera, flexes or bends the trunk and assists forced expiration.
About the costal part of the external oblique muscle of the abdomen of the dog
Costal part of the external oblique muscle of the abdomen is a muscle of the body (trunk), one on each side of the body. Its name in the Nomina Anatomica Veterinaria is Musculus obliquus externus abdominis pars costalis. You can turn it above, see it in place in the body of the dog, and open it inside the whole animal in Vetomica.
Where it runs from and to
A muscle is told apart from its neighbours by what it takes hold of at each end, which is also what decides what it does when it shortens.
- Origin
- Lateral faces of the middle and caudal ribs, by slips alternating with those of the serratus ventralis.
- Insertion
- Linea alba and prepubic tendon, through a wide aponeurosis.
- Action
- Compresses the abdomen, supports the viscera, flexes or bends the trunk and assists forced expiration.
- Nerve
- Ventral branches of the caudal thoracic nerves (intercostal and costoabdominal).
Written for Vetomica in its own words from the standard reference anatomy of the dog; the books it was checked against are listed below.
Terminology
- English
- Costal part of the external oblique muscle of the abdomen
- Latin (NAV)
- Musculus obliquus externus abdominis pars costalis
- Status
- A valid term in the Nomina Anatomica Veterinaria
Questions about the costal part of the external oblique muscle of the abdomen
- What is the Latin name of the costal part of the external oblique muscle of the abdomen?
- In the Nomina Anatomica Veterinaria, the costal part of the external oblique muscle of the abdomen is called Musculus obliquus externus abdominis pars costalis.
- Where is the costal part of the external oblique muscle of the abdomen of the dog?
- Costal part of the external oblique muscle of the abdomen is a muscle of the body (trunk), one on each side of the body.
- Where does the costal part of the external oblique muscle of the abdomen originate and insert?
- Origin: Lateral faces of the middle and caudal ribs, by slips alternating with those of the serratus ventralis. Insertion: Linea alba and prepubic tendon, through a wide aponeurosis.
- What nerve supplies the costal part of the external oblique muscle of the abdomen?
- Ventral branches of the caudal thoracic nerves (intercostal and costoabdominal).
- What does the costal part of the external oblique muscle of the abdomen do?
- Compresses the abdomen, supports the viscera, flexes or bends the trunk and assists forced expiration.
See the costal part of the external oblique muscle of the abdomen inside the whole dog.
Vetomica opens on this structure with every layer of the dog around it: peel back the skin and the muscles, cut a section through it, X-ray it, and practise naming it until you stop getting it wrong.
Free for 7 days, no card. After that the skeletons stay free.
