This high-quality functional shoulder joint model of a naturally-sized right joint with ligaments shows the anatomy and possible physiological movements (e.g. abductions, anteversion, retroversion, internal and external rotation) in exceptional detail. The color of the natural-cast bones is extremely realistic in this should joint. The cartilage on the joint surfaces is marked in blue. The joint model consists of shoulder blade, collarbone and upper arm stump. Deluxe functional shoulder joint model mounted on a base for easy display in the classroom or doctors office. Now included with all 3B Scientific Anatomy models is the 3B Smart Anatomy app. This app allows users to register their 3B item to extend the warranty from 3 to 5 years plus free 1 year access to the 3B Smart Anatomy app which includes 23 Anatomy lectures, 117 interactive models and 39 quizzes.