The knobby excrescences at the left side of this vertebral column are due to degenerative osteoarthritis. This is the pronounced "lipping" of the vertebral bodies.
It sits on top of the diaphragm, which is the main muscle that helps with breathing, behind the sternum - or breastbone, in front of the vertebral column, squished in-between two lungs, and is protected by the ribs.
Here we can look and see the vertebral column, the last three to five vertebrae that comprise the little funky thing that looks like a cuckoo's beak that's known as the coccyx.
The most common type of fractures are vertebral fractures, also known as compression fractures, and it occurs when one or more bones in the spine weaken and shatter.
The 33 irregular bones in your vertebral column start with your atlas vertebra — the one that holds up your skull, and is named for the Greek god Atlas, who held the world on his shoulders as a punishment.
Between each of the vertebral bodies is an intervertebral disc which is made of type I and type II collagen and has two parts, the annulus fibrosis, an outer fibrous ring, and the nucleus pulposus, an inner jelly-like substance.
This constitutes a defect or absence of the vertebral arches, due to failure of mesoderm to organize over the region of the defect, and it may or may not involve the underlying meninges and neural tissue.
So ankylosing spondylitis is a chronic inflammatory disease that affects the vertebral joints and makes the spine really stiff, but can also cause inflammation in other parts of the body like the eyes and blood vessels.