The vertebrae and the squishable, intervertebral discs between ... grind down the joints in the pelvis and spine. When we think of bodily strength we think of long bones or muscles, things that ...

The cranio-vertrebral joint in fish is like any other intervertebral joint. The head is not any more mobile on the spinal column than any other two vertebrae are on each other. Fish can’t move its ...

The intervertebral discs act as cushions ... and reduced mobility. The facet joints, located at the back of the spine, help stabilize the vertebrae and facilitate movement. With age and wear ...