When a patient recovering from a fractured tibia asks what callus formation is, the nurse tells her it is:
a. when blood vessels of the bone are compressed.
b. a part of the bone healing process after a fracture when new bone is being formed over the fracture site.
c. the formation of a clot over the fracture site.
d. when the hematoma becomes organized and a fibrin meshwork is formed.
ANS: B
Callus formation occurs when the osteoblasts continue to lay the network for bone buildup and osteoclasts destroy dead bone.
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