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External Obliques
From WikiSM
Contents
Origin
- Ribs 5-12
Insertion
- Xiphoid Process
- Outer lip of the Iliac Crest
- Pubic crest
- Pubic tubercle
- Linea alba
- Inguinal Ligament
- Anterior Superior Iliac Spine (ASIS)
Actions
- Flexion of the torso
- Contralateral rotation of torso
Vascular Supply
- Lower intercostal arteries
- Deep circumflex iliac artery
- Iliolumbar artery
Innervation
- Thoracoabdominal nerves (T7-11)
- Subcostal nerve (T12)