Origin
Pubic crest and pubic symphysis
Insertion
Xiphoid process and costal cartilages 5-7
Actions
- Flexes the trunk
- Tenses the anterior abdominal wall
Innervation
- Anterior rami of T6-T12 spinal nerves
Blood Supply
- Superior and inferior epigastric arteries
Would you like to learn more about the rectus abdominis muscle? Then check out the rectus abdominis muscle article and video by clicking the link below: Rectus Abdominis Muscle Anatomy
