U3L4

Multiple Choice

What is the hard part of the bone made out of?

• calcium

• milk

• seashell

• rubber

Fill in the Blank

____ and other _____ products like cheese have lots of calcium in them.

Open Ended

How can you take care of your bones?

Multiple Choice

What is the image showing you?

• a blob fish

• skin cells

• bone marrow cells

• tibia

Multiple Choice

Why are bone marrow cells like factories?

• They are big.

• They pollute the air.

• They are in cities.

• They pump out red blood cells that carry oxygen throughout the body.

Fill in the Blank

As you get older and taller, your bones ____ with you.

Multiple Choice

How do doctors find out if your bone is broken?

• by bending the bone

• by asking your neighbor

• by taking an x-ray

• by taking a wild guess

Fill in the Blank

What are broken bones able to do?

Open Ended

1. 1. Bones give you ___________.

2. 2. Marrow cells are important because ___________.

3. 3. The key idea of the chapter is ___________.