What Are The Anatomical Regions Of A Long Bone?
What Are The Anatomical Regions Of A Long Bone? A long bone has two main regions: the diaphysis and the epiphysis (Figure 6.3. 1). The diaphysis is the hollow, tubular shaft that runs between the proximal and distal ends of the bone. Inside the diaphysis is the medullary cavity, which is filled with yellow bone