← Chapter 7
Anatomy & Physiology · Chapter 7

Axial vs Appendicular

Your 206 bones split into two groups. The axial skeleton runs down the middle of your body (the “axis”). The appendicular skeleton is the limbs and the girdles that hold them on. Switch between them to light up each one.

Axial skeleton

The skeletontwo divisions
📷 Reference image
A real labeled figure to compare with the interactive above.
Axial vs Appendicular reference figure
Axial vs Appendicular — OpenStax, CC BY 3.0 (via Wikimedia Commons)