The substance inside of bones that make blood cells is called...

This bone protects the brain from injury

Any place where two or more bones meet is called a

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

An adult human skeleton has ______ bones

Which other body system does the skeletal system work with to allow movement?

When you stand up nice and tall your bones prevent you from falling over. Which function of the skeletal system is this?

Who has more bones?

What is another name for your backbone?