The sacrum bone is a large wedge triangular shape bone that is at the bottom of the back. It forms the base of the spinal column and intersects with the hip bones to form the pelvis.

The sacrum bone is a large wedge triangular shape bone that is at the bottom of the back. It forms the base of the spinal column and intersects with the hip bones to form the pelvis.

The sacrum is a big, triangle-shaped bone at the base of your spine. The ilium is the big bone in your hip. The SI joint is where the sacrum meets the inside of the ilium.

Letter: The question is not about humanity, but suffering. Published 15 February 2017. From Ingrid Newkirk, People for the Ethical Treatment of Animals, Washington DC, US ...

That which is sacrosanct is doubly sacred: the two Latin components underlying the word, “sacro” and “sanctus,” were combined long ago to form a phrase meaning “hallowed by a sacred rite ...

Sacral Agenesis occurs when either part or all of the sacrum (the bone at the base of the spinal column) is missing. It affects around one in 25,000 in the US. Its UK prevalence is unclear.