Nerves and blood vessels also run through the pelvic region. The pelvis includes: Hip bones The tailbone (coccyx) The triangular bone at the bottom of the spine (sacrum) Sometimes, giving ...
There are 5 lumbar vertebrae in the lumbar region. There are 5 sacral vertebrae, which are fused as one bone and known as the sacrum, in the sacral region. There are 3 to 5 coccygeal vertebrae, which ...