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Dissection of jejunum, ileum and colon

Arteries, veins and nerves of sigmoid colon, close-up view

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Image #144-2
Bassett Image
Diagram Image
Legend Image
Dissection of jejunum, ileum and colon
Arteries, veins and nerves of sigmoid colon, close-up view
The lower part of the preceding dissection (144-1) is seen here in a close-up view.
  1. Inferior mesenteric ganglion
  2. Inferior mesenteric artery (pointer at level of origin of left colic artery)
  3. Inferior mesenteric lymph nodes
  4. Root of mesenteries
  5. Inferior mesenteric plexus
  6. Right common iliac artery
  7. Sigmoid artery
  8. Superior hypogastric plexus
  9. Mesosigmoid colon (dissected)
  10. Straight arteries
  11. Inferior mesenteric vein
  12. Position of ureter (covered by fascia but visible passing downward into pelvis)
  13. Psoas major muscle (covered by fascia)
  14. Descending colon
  15. Marginal artery
  16. Sigmoid colon