Dissection of male pelvis from a lateral approach

General view of pelvic contents with hip bone removed

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Image #169-6

Dissection of male pelvis from a lateral approach

General view of pelvic contents with hip bone removed

The left coxal bone has been removed from the specimen. The pelvic peritoneum has been retained and the structures that lie external and below the peritoneum have been exposed in situ by removing pelvic fascia. A close-up view of the central part of the dissected area is shown in the following view.

1. Obturator nerve
2. External iliac artery and vein
3. Ureter right (in background)
4. Right pointer: Obturator artery Left pointer: External iliac lymph node
5. Upper pointer: Iliopectineal arch Lower pointer: Remnant of iliopubic eminence (retained for orientation)
6. Ductus deferens
7. Upper pointer: Urinary bladder Lower pointer: Superior vesical artery
8. Pubic symphysis
9. Glans penis
10. Iliac lymph node
11. Band of iliopsoas fascia retained In situ
12. Femoral nerve (cut off)
13. Articular surface of sacrum
14. Interosseous sacroiliac ligament
15. Superior gluteal artery
16. Inferior gluteal artery
17. Internal pudendal artery
18. Piriform muscle (cut across near origin)
19. Sciatic nerve
20. Pelvic ganglion (one of several)
21. Pelvic plexus
22. Rectum (covered by fascia)
23. Coccyx (terminal segment)
24. Levator ani muscle (cut across)
25. External anal sphincter muscle
26. Prostate
27. Puboprostatic ligament
28. Urogenital diaphragm (dissected nearly to midline)
29. Spongy part of urethra (opened)