I'm Dr. Chris Raynor. And I've been an orthopedic surgeon for the last 15 years. I'm gonna talk about every bone in the body. by looking at the breaks, cracks and injuries ...

The frontal lobe exists mainly in the anterior (frontal) cranial fossa and rests on the orbital (horizontal) part of the frontal bone. The frontal lobe takes up about 1/3 of the cerebral hemisphere.