Skeletal and Muscular Systems (Pages 66-69)

All your bones together make up your __________.

• skeleton

• body

• skull

• rubs

Bones meet at __________.

• joints

• skeleton

• system

• muscles

What helps bones and other body parts move?

• muscles

• ribs

• joints

• skull

True or False: Muscles work in pairs, not by themselves.

• True

• False

Which uses more muscles?

• frowning

• smiling