Abstractions vs. Reality
(skeletons vs. humans)
Simple Pin Joint
Complex tendon and
bone system
Representation of complex human structure
with varying degrees of simplification
IMAGE CAME FROM http://www.medworld.com (http://www.medword.com/LoResHand.html to be exact)
…There is no explicit licensing information on this page, and it gives detailed instructions on how to download their image files…