Dissection of female pelvis froma lateral approach

Pudendal nerve and branches in situ

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Image #159-2

Dissection of female pelvis froma lateral approach

Pudendal nerve and branches in situ

The course of the pudendal nerve is shown in this close-up view of the pudendal canal.

1. Ischial spine
2. Position of coccyx (covered by ligaments)
3. Pudendal nerve (passing through lesser sciatic foramen; inferior rectal nerve lying medially is shown in view 159-4)
4. Sacrotuberous ligament
5. Upper pointer: Dorsal nerve of clitoris (in pudendal canal) Lower pointer: Perineal nerve
6. Upper pointer: Obturator fascia Lower pointer: Periosteum
7. Posterior labial nerves
8. Anus
9. Major vestibular gland
10. Vestibular bulb
11. Upper pointer: Crus of clitoris Lower pointer: Intermediate part and commissure of vestibular bulb
12. Labium minus
13. Internal pudendal artery and vein (in pudendal canal)
14. Branch of pudendal nerve passing to region of mons pubis
15. Obturator internus muscle (remnant of origin of muscle, cut across)
16. Acetabulum
17. Obturator nerve (in obturator canal)
18. Femoral vein
19. Superior pubic ramus (area of origin of pectineus muscle)
20. Levator ani muscle
21. Body of pubic bone (partially resected)
22. Inferior pubic ramus
23. Suspensory ligament of clitoris
24. Dorsal nerve of clitoris
25. Dorsal artery of clitoris
26. Body of clitoris
27. Glans of clitoris