Place the Following Steps of Bone Repair in the Correct

Multiple Choice

Place the following steps of bone repair in the correct sequence. 1. The bone callus is remodeled and primary bone is replaced with secondary bone.
2) A hematoma fills the gap between bone fragments.
3) Osteoblasts built a new bone callus.
4) Fibroblasts and chondroblasts infiltrate the hematoma and a soft callus forms.

A) 3, 2, 4, 1
B) 2, 3, 4, 1
C) 2, 4, 3, 1
D) 3, 2, 1, 4