Bone Fractures and repair

This cell lays down new bone and helps repair damage.

• Osteoblast

• Osteoclast

• Osteocyte

• Osteobuddies

Tags

NGSS.MS-LS1-3

What type of fracture is shown?

• Compound Fracture

• Greenstick Fracture

• Transverse fracture displaced

• Compression fracture

The xray shows a fracture that has bones broken into more than two pieces. What type of fracture is this?

• Simple

• Compound

• Impacted

• Comminuted

A female patient is brought to the emergency room with an injury to her lower leg from an ATV accident. You notice a white tip of a bone protruding through the skin as you cut her pant leg off. Her injury is described as what kind of fracture.

• Comminuted

• Pathologic

• Compound

• Stress

What might cause a stress fracture? Choose the best answer.

• A sudden fall from a tree

• A heavy object landing on your foot

• Too much physical activity over a long period of time

• Being involved in a car accident

How can older adults avoid osteoporosis?

• By making sure they don't put too much stress on their bones

• By consuming plenty of calcium and vitamin D

• By avoiding all physical activity

• By consuming plenty of red meat

. Which of the following types of fractures has the greatest chance of not healing properly?

• A greenstick fracture

• A stress fracture

• A compound fracture with an infection at the site of the break

• A closed fracture

Tissue that connects bone to bone

• Ligament
• Tendon
• Cartilage
• Muscle

The diagram shows a fracture that has pierced through the skin. What type of fracture is this?

• Simple

• Compound

• Impacted

• Greenstick

What is happening in this stage of bone healing?

• Bone is fractured

• Hard callus forms, osteoblast cells create new bone

• Remodeling, osteoclasts remove extra bone until its completely healed

• Soft callus forms, chondroblast and fibroblasts produce the firbocartilaginous calus.

Tags

NGSS.HS-LS1-4