Occipital bone - Simple English Wikipedia, the free encyclopedia
![](http://upload.wikimedia.org/wikipedia/commons/thumb/d/dc/Occipital_bone_animation.gif/220px-Occipital_bone_animation.gif)
The occipital bone is a bone at the lower back of the skull. At the base of the skull (and the occipital bone) there's a large opening, called foramen magnum, where the spinal chord passes into the skull.