How many bones are in the body?

Name a part of the inside if a bone?

What are the five organs of the skeletal system?

What a the five main nutrients?

What is the benefit of vitamin a ?

What are 3 gases you inhale?

What are the 2 main functions of the circulatory system

What are minerals essential for?

What is protein good for ?

5 examples of food that gives you protein ?

what kind of socket is your shoulder?