Figure 6.11 Steps in Repair of a Bone Fracture Process Diagrams Step-by-Step Copyright © 2007 by John Wiley & Sons, Inc.

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Figure 6.11 Steps in Repair of a Bone Fracture Process Diagrams Step-by-Step Copyright © 2007 by John Wiley & Sons, Inc.

Compact bone Spongy bone Periosteum Fracture hematoma Fracture hematoma Bone fragment Osteocyte Red blood cell Blood vessel Formation of fracture hematoma Phagocyte Osteon 1

Phagocyte Osteoblast Fibroblast Fibrocartilaginous callus Collagen fiber Chondroblast Cartilage Fibrocartilaginous callus formation 2 Compact bone Spongy bone Periosteum Fracture hematoma Fracture hematoma Bone fragment Osteocyte Red blood cell Blood vessel Formation of fracture hematoma Phagocyte Osteon 1

Bony callus Spongy bone Osteoblast Bony callus formation Osteocyte 3 Compact bone Spongy bone Periosteum Fracture hematoma Fracture hematoma Bone fragment Osteocyte Red blood cell Blood vessel Formation of fracture hematoma Phagocyte Osteon 1 Phagocyte Osteoblast Fibroblast Fibrocartilaginous callus Collagen fiber Chondroblast Cartilage Fibrocartilaginous callus formation 2

Spongy bone Osteoblast Osteoclast New compact bone Bony callus formationBone remodeling Osteocyte 34 Compact bone Spongy bone Periosteum Fracture hematoma Fracture hematoma Bone fragment Osteocyte Red blood cell Blood vessel Formation of fracture hematoma Phagocyte Osteon 1 Phagocyte Osteoblast Fibroblast Fibrocartilaginous callus Collagen fiber Chondroblast Cartilage Fibrocartilaginous callus formation 2 Bony callus