The elbow and knee joints are both hinge joints ... of one bone that fits into a small cup-like area of another bone. Hinge joint. Articulating bones are femur and tibia (the patella is not ...
25 It has been described in players with insufficiency of the UCL or players with muscle weakness or hyperlaxity of the elbow joints. This injury occurs usually in the lateral compartment as a result ...
Flexion – bending a joint. This occurs when the angle of a joint decreases. For example, the elbow flexes when performing a biceps curl. The knee flexes in preparation for kicking a ball.
From the Bone and Joint Service of Boston City Hospital. * Junior visiting surgeon, Bone and Joint Service, Boston City Hospital. † Formerly, assistant resident surgeon, Bone and Joint Service ...