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
It's Supposed to be Thicker than Water It's Supposed to be Thicker than Water "It's Supposed to be Thicker than Water" is the twenty-second episode of the popular 1969 ITC British television series Randall and Hopkirk (Deceased) starring Mike Pratt, Kenneth Cope and Annette Andre. The episode was first broadcast on 13 February 1970 on the ITV. Directed by Leslie Norman. Jeff is hired by an elderly gentleman of the wealthy Crackan family and his butler Hodder, to deliver a letter to his nephew Johnny, recently escaped from jail. The letter invited Johnny to stay with his uncle at his large country manor, and he is united