Radius (bone) Radius (bone) The radius or radial bone is one of the two large bones of the forearm, the other being the ulna. It extends from the lateral side of the elbow to the thumb side of the wrist and runs parallel to the ulna. The radius is shorter and smaller than the ulna. It is a long bone, prism-shaped and slightly curved longitudinally. The radius is part of two joints: the elbow and the wrist. At the elbow, it joins with the capitulum of the humerus, and in a separate region, with the ulna at the radial notch. At the
Forearm (comics) a close friendship, as she sees something in him that is different from the other members of the terrorist outfit. During the time Moonstar was part of the team, Forearm ends up battling forces from the other-dimensional realm of Asgard, which had appeared due to Moonstar's history with the realm. Sometime later Reignfire begins to hunt down his followers, taking Wildside and Forearm out first. All would have been lost if not for X-Force and Locus teleporting in to stop the madman. Next the MLF travel to Muir Island where they mean to steal the Legacy Virus data from Moira