ANATOMY & PHYSIOLOGY A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z                    HOME ABOUT CATEGORIES SITE MAP COPYRIGHT ADVERTISE CONTACT entire Web this site ball-and-socket joint Hip joint A type of joint that allows one part to rotate at almost any angle with respect to another. Ball-and-socket joints occur naturally, as in the human hip and shoulder joints, and are also used in machinery. Of all diarthrodial (fully moveable) joints in the body, ball-and-socket joints are the most mobile and allow movement in three planes. Related category    • ANATOMY AND PHYSIOLOGY Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) BACK TO TOP