Ring D, Jupiter JB. Restoring Elbow Stability After Fracture-Dislocation Part I: Elbow Anatomy and Patterns of Injury in Fracture-Dislocations. MedGenMed 1(1), 1999 [formerly published in Medscape ...

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.

Flexion – bending a joint. This occurs when the angle of a joint decreases. For example, the elbow flexes when performing a biceps curl. Extension – straightening a joint. This occurs when the ...