Question

a temporary bony collar is deposited by __________ around the fracture while ossification occurs. the process finishes with bone __________ converting spongy to compact bone.

Explanation:

During bone - fracture repair, osteoblasts deposit a temporary bony collar around the fracture site during ossification. And the final step of bone - fracture repair is bone remodeling where spongy bone is converted to compact bone.

Answer:

1. Osteoblasts
2. Remodeling