Sacro-sciatic

(sa-kro-si-af -ik). Synonym of Sacro- Sacrum, Anterior Aspect. really vertebrae, situated between the last lumbar vertebra above, the coccyx below, and the two ilia on, 1, 1, Spinous proof sacral vertebrae. 2, 2. Sacral groove. sacral foramina. ce es, united. 5, 5, 5, 4,4,4,4. Articular pro- V 5. Transverse proce es. 6. Cribriform 7, 7. Auricular surface. 8, 8. Superior articular proce es of first sacral vertebra. 9. Superior orifice of sacral canal 10. Groove inferior orifice. 11. 11. 12. Apex.