Bones Middle School

Axial bones include...

• arm bones

• leg bones

• skull, vertebrae, rib cage

• rib cage and shoulders

Which of the following is NOT a function of skeletal system?

• protection

• generates heat

• stores calcium

• produces red blood cells

Which is an example of how the structure of a bone helps its function?

• big, flat breastplate for protecting heart

• thick leg bones to support our weight

• curved spine for shock absorption

• all of the above are good examples

What is the outer covering of a bone called?

• bone marrow

• periosteum

• compact bone

• spongy bone

What is bone marrow's job?

• produce red blood cells

• produce calcium

• tell the bones when to move

• protect inner organs

What part of a bone contains hollow spaces?

• bone marrow

• periosteum

• compact bone

• spongy bone

Why are bones hollow?

• so we can fly

• makes us light enough to move around

• allows for maximum protection

• protects your spinal cord

Which is not a type of muscle?

• smooth

• skeletal

• cerebral

• cardiac

What do smooth muscle and cardiac muscle have in common?

• they're both found in the heart

• they are both under our control

• they are involuntary muscles

• they have nothing in common

Skeletal muscles.....

• are voluntary

• are attached to our bones

• get stronger with exercise

• all the above are true