What are they?
They are lungs
What is it?
It's a stomach
What are they?
They are kidneys
What is it?
It's a heart
What is it?
It's a nose
What is it?
It's blood
What are they?
They are the intestines
What are they?
They are bones
What is it?
It's a mouth
What are they?
They are blood vessels
What are they?
They are muscles
What is it?
It's a brain