Itching can be diffuse (generalized all over the body) or localized -- all over or confined to a specific spot -- and there are many causes of diffuse and localized itching. Itching symptoms can be associated with. 1  rash,  dry skin,
How are the Sacrum and Coccyx different from the other vertebrae? The sacrum consists of 5 fused sacral vertebrae and the coccyx consists of 4 fused coccygeal vertebrae. They are different because the are not moveable.
Back pain diagnosis often includes the name of the part of the spine that is involved in causing the pain. Learn about the parts of the spine. The spine is made of 24 individual vertebrae, that go from the skull to the sacrum. The sacrum bone - which is really 5 bones that begin to fuse at about age one, with the fusion complete approximately by age 30 - plus the coccyx complete the spine at the bottom. (The coccyx is your tailbone, and is the very last bone of the spine.) The spine connects to the ribs and pelvis to make the trunk or core.