Posterior view of the sacral bone

Term name Layer
1 Sacral hiatus Layer 1
2 Apex Layer 1
3 Sacral cornu; sacral horn Layer 1
4 Lateral sacral crest Layer 1
5 Posterior sacral foramina Layer 1
6 Sacral tuberosity Layer 1
7 Auricular surface Layer 1
8 Sacral canal Layer 1
9 Intermediate sacral crest Layer 1
10 Superior articular process Layer 1
11 Median sacral crest Layer 1