Sacrum Cedars-Sinai

The sacrum is a triangular bone located at the base of the spine, which plays a crucial role in providing stability and support to the pelvis

The sacrum is a concave, irregular bone, resembling an inverted triangle The widest part, called the base, is at the top, and the pointy end,

sacrum The sacrum is a large, triangular bone at the base of the spine and at the upper and back part of the pelvic cavity, where it is inserted like a

sacrum The superior articular facets are the smooth, concave, posteromedially facing articular areas on the superior articular processes of the sacrum They articulate