Bone Fracture

Bones are very strong, but can be susceptible to__________?

• Calcification

• Brittleness

• Fractures

• Twisting

What is the first stage in the healing of a bone fracture?

• Bony callus forms

• Bone remolding occurs

• Bony callus forms

• Hematoma forms

A fracture is treated by _________, which is the realignment of the broken bone ends.......

• Rickets

• Bone remodeling

• Bony callus

• Reduction

What does a comminuted fracture look like ?

• Bone breaks into many fragments

• Broken bone portion is pressed inward

• Bone is crushed

• Bone breaks incompletely

Impact fracture is when a broken bone portion is pressed inward.

• True

• False

The forth stage in the healing of a bone fracture is ?

• Reduction

• Bone remodeling occurs

• Fibrocartilage callus forms

• Fossa

What is a spiral fracture ?

• Bone is crushed

• Bone break into many fragments

• ragged break occurring when excessive twisting forces are applied to a bone.

When the bone breaks cleanly but does not penetrate the skin, is called a closed or simple fracture?

• False

• True

As more osteoblasts and osteoclasts migrate into the area and multiply, the fibrocartilage callus is gradually replaced by the _______ made of the sponge bone.

• Bony Callus

• Hematoma

• External callus

• Facets

True or False? Blood vessels are ruptured when the bone breaks, the blood-filled swelling is called hematoma.

• True

• False