Extension – straightening a joint. This occurs when the angle of a joint increases, for example, at the elbow when putting a shot. Abduction – movement away from the midline of the body.

1–3 Patient position: standing with arm flexed 90° at the elbow, abducted in the scapular plane >120° and externally rotated to tightness. Test: examiner standing behind patient, guiding involved ...

Extension – straightening a joint. This occurs when the angle of a joint increases, for example, at the elbow when putting a shot. Abduction – movement away from the midline of the body.