Medical Gross Anatomy
Atlas Images

Sacrum, Median Sagittal Section
  1. S1
  2. S2
  3. S3
  4. S4
  5. S5
  6. Sacral canal
  7. Spinous tubercle of S2
  8. Obturator foramen
  9. Ischium
  10. Superior pubic ramus
  11. Ilium