Joint structure and function.
D000818:Animals; D002358:Cartilage, Articular / Q000502:physiology; D006801:Humans; D007596:Joints; D007717:Knee / Q000033:anatomy & histology / Q000502:physiology; D007719:Knee Joint; D011817:Rabbits; D013582:Synovial Fluid / Q000502:physiology; D013583:Synovial Membrane / Q000502:physiology