Abdominal External Oblique
Flexes trunk to same side, rotates trunk to opposite side, expiration, compresses abdominal organs. Located in the torso.
- Actions
- flexes trunk to same side, rotates trunk to opposite side, expiration, compresses abdominal organs
- Origin
- external surfaces of ribs 5–12
- Insertion
- linea alba, pubic tubercle, anterior half of iliac crest
- Innervation
- motor: intercostal nerves (T7-T11), subcostal nerve sensory: iliohypogastric nerve
- Blood supply
- lower posterior intercostal arteries, subcostal artery, deep circumflex iliac artery