Medically reviewed by Geetika Gupta, MDMedically reviewed by Geetika Gupta, MD Skeletal system photos and labeled diagrams can help you to understand the parts of the skeleton, how it's organized ...

This image shows the skeleton of a skate. Most of the skeleton is made of cartilage, which is labeled in blue (1). However, parts of the skeleton are calcified, like bone, including the skull (2), ...