What’s in the center of a bone? Cream filing compact bone cacellous bone bone marrow. How many bones does the human body have? 207 205 206 200. This part looks like sponge. periosteum compact bone cacellous bone bone marrow. Dense membrane that contains nerves and blood vessels that nourish the bone: periosteum compact bone cacellous bone marrow. What’s the smallest bone in the body? patella stirrup thigh tenny. The bones in your spine are called cartillage little bones ribs vertebrae. The patella is located in the knee foot eat elbow. What’s in the center of a bone? cream filing compact bone cacellous bone bone marrow. Your bones will stop growing by the time you’re 93 25 30 13. How many bones are in the spine? 1 million 65 33 14. The rib cage protects your: liver heart lungs all of the above. The ___________bone protects your brain. tail shin back skull. Match the types of fracture with the descriptions. open comminuted displaced greenstick impacted.