What do you call this?
Knee
How do you call this?
Heart
What are these?
Fingernails
What do you call this?
Stomach
What do you call these?
Muscles
What is this?
Brain
What are these?
Intestines
What is this?
Skull --> Jaw
What is this organ?
Liver
What are these?
Kidneys
What is this?
Pancreas
What do you call these?
Lungs
What is this?
Spine or Column