Common Bone injuries
Stress & Strain
Bone Mechanics
Bone Mechanics Pt 2
Miscellaneous
100

This type of fracture is caused by twisting a bone excessively.

What is a spiral fracture

100

Distribution of force within a body.

What is Stress.

100

What component gives bones its flexibility and tensile strength

What is Collagen

100

What is type 1 osteoporosis?

What is a form of osteoporosis driven by estrogen deficiency, 40% of women > 50

100

What is the axial skeleton?

What is forms the vertical axis: core, skull, lumbar

200

This type of fracture is incomplete, and the break occurs on the convex surface of the bend in the bone.

What is a greenstick fracture

200

Amount of deformation divided by the original length of the structure.

What is Strain.

200

What are the two major categories of bone based on porosity.

What is Low porosity (cortical bone) and high porosity (trabecular bone)

200

What is type 2 osteoporosis?

What is a form of osteoporosis by long-term aging, most men and women > 70

200

This fracture typically involves cracks in a child’s growth plate.

What is a Salter-Harris fracture.

300

This fracture is complete and fragments the bone

What is a comminuted fracture

300

Ratio of stress to strain in a loaded material.

What is Stiffness.

300

Bone is designed to resist what type of loading?

What is compression, tensile, and shear loads.

300

What are some treatment/prevention strategies for of osteoporosis? 

What is hormone replacement, nutrition, and Weight Bearing Exercises.

300

How bones are in the appendicular skeleton?

What is 126 bones.

400

This type of fracture is complete, and the break occurs at a right angle to the axis of the bone

What is a transverse fracture

400

What are the region names on a Stress/Strain Curve.

What is elastic and plastic.

400

Where is trabecular bone typically found?

What is, at the end of bones
400

Where is cortical bone typically found?

What is on the bone body

400

According to Wolfes law how does the bone respond to low-load training?

What is an increase in osteoclasts and a decrease in osteoblasts.

500

This fracture involves an incomplete longitudinal break.

What is a fissures fracture.

500

What are key points on a Stress/Strain Curve

What is proportional limit, yield strength, ultimate strength, and fracture.

500

What does it mean when bone is anisotropic?

The bone responds depending on the direction of the load applied.

500

What is the difference between an elastic and a viscoelastic material

What is Elastic material deforms and recovers to original shape when loaded and unloaded, viscoelastic material’s deformation depends on speed and duration.

500

According to Wolfes law how does the bone respond to high-load training?

What is an increase in osteoblasts and a decrease in osteoclasts 

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