Radius (bone) ulna (center of the circle) to the edge of the radius (the circle). The ulna acts as the center point to the circle because when the arm is rotated the ulna does not move. In four-legged animals, the radius is the main load-bearing bone of the lower forelimb. Its structure is similar in most terrestrial tetrapods, but it may be fused with the ulna in some mammals (such as horses) and reduced or modified in animals with flippers or vestigial forelimbs. Radius (bone) The radius or radial bone is one of the two large bones of the forearm, the other
Forearm (comics) more aggressive in their campaigns. In one such mission X-Force discovers a hidden MLF base and, while fighting Forearm, Reaper and other members of the team, nearly lose their lives when Stryfe orders the destruction of the base. Later, Garrison Kane stumbles upon Forearm, Wildside, and Sumo in the Canadian mountains and, after a brief scuffle, follows them through their teleportation portal, where he is tortured. After a series of supposedly unconnected art thefts (all of which are related to Apocalypse), Forearm is one of the few members of the MLF to approach Mister Sinister and propose a trade. In