When exercising, you can choose a sport that is low impact, like swimming, rather than running. And also prevent injury to the joints by warming up before exercise. Finally, if there is suspicion of infection, have it checked by a doctor immediately. Now look at the pelvis. Go through the same steps you did in identyfing the previous bone disease, here.
Spongy bone is found inside the epiphysis, and is less compact than compact bone.
It consists of tiny bars and plates the form an irregular gridlike pattern. In living bone, these space would contain red bone marrow. The spongy bone here is irregularly porous, and even inculdes large holes. This could indicate osteoporosis. Osteoblasts and osteoclasts 4.