🏡 H - Broken Bones (Brain POP & Quizizz)

What causes most broken bones?

• too little blood flow to a bone

• too much stress placed on a bone

• a muscle or tendon detaching from a bone

• a lack of marrow inside a bone

What is the major difference between a closed fracture and an open fracture?

• In a closed fracture, the bone doesn't break the skin; in an open fracture, it does.

• In a closed fracture the bone breaks all the way through; in an open fracture, it doesn't.

• In a closed fracture, the bone breaks the skin; in an open fracture, it doesn't.

• In a closed fracture, the bone breaks the skin; in an open fracture, it doesn't.

Which of the following images depicts an incomplete fracture?

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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

What happens immediately after a bone breaks?

• The end of each piece of bone becomes brittle and dies.

• The bone begins producing new tissue to bind the break.

• Marrow from inside the bone begins leaking into the break.

• Nothing happens, so the bone has to be glued together by a doctor.

What can you infer about x-rays from the information presented in the movie?

• They help doctors identify the location and severity of fracture.

• They help bones heal.

• They are useful in healing simple fractures, but not compound fractures.

• They are rarely used when patients have broken bones

Why do doctors use casts to repair broken bones?

• Medicine inside the cast helps the bones heal.

• The cast immobilizes the bones so they mend properly.

• The cast gives patients a greater range of mobility.

• The cast prevents other bones from breaking.

In the movie, Tim says that kids' bones are more pliable than adults'. What is the best synonym for "pliable?

• hard

• small

• brittle

• flexible

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