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Bassett Collection of Stereoscopic Images of Human Anatomy

Dissection of male pelvis from a lateral approach

Pelvic diaphragm, close-up view of left side

Image #169-1

KEYWORDS: Muscles and tendons.

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Dissection of male pelvis from a lateral approach
Pelvic diaphragm, close-up view of left side
The specimen shown in the previous view is seen here in a close-up photograph of the lower area of the dissection.
  1. Right pointer: Levator ani muscle Left pointer: Tendinous arch of levator ani muscle
  2. Obturator fascia
  3. Acetabulum
  4. Obturator nerve, artery, and vein
  5. Obturator internus muscle (fibers of origin of muscle lodged in cleft between obturator fascia (2) and periosteum (6)
  6. Periosteum
  7. Body of pubic bone
  8. Sacrospinous ligament
  9. Pudendal nerve (also see no. 20)
  10. Ischial spine
  11. Coccygeus muscle
  12. Coccyx
  13. Sacral nerve IV (perineal branch)
  14. Anococcygeal ligament
  15. Upper pointer: Inferior rectal nerve Lower pointer: Inferior rectal artery
  16. Internal pudendal artery
  17. Perineal artery
  18. External anal sphincter muscle
  19. Central tendon of perineum
  20. Right pointer: Pudendal nerve (also see no. 9) Left pointer: Urogenital diaphragm (partially dissected)
  21. Bulb of penis (dissected)
  22. Spongy part of urethra (opened)
  23. Inferior pubic ramus
  24. Dorsal artery of penis
  25. Dorsal nerve of the penis