Dissection of anterolateral abdominal wall

Nerve supply to left rectus abdominis, close-up view of midportion of muscle

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Image #134-6

Dissection of anterolateral abdominal wall

Nerve supply to left rectus abdominis, close-up view of midportion of muscle

1. Superior epigastric artery
2. Right rectus abdominis muscle
3. Left rectus abdominis muscle (reflected medially)
4. Tendinous inscriptions
5. External oblique muscle
6. Inferior epigastric artery
7. Intercostal nerve VII (muscular branch)
8. Rib VII
9. Sheath of rectus abdominis muscle (posterior layer)
10. Intercostal nerve VIII (muscular branch)
11. Intercostal nerve IX (muscular branches)
12. Line along which tendinous intersection was fused with posterior layer of rectus sheath
13. Internal oblique muscle (cut across)
14. Transversus abdominis muscle
15. Intercostal nerve X (muscular branch)