The Yalta Conference was a meeting between Franklin D Roosevelt, Winston Churchill and Josef Stalin about what to do when they won the war, which was going to happen soon.This was the first big public sign that the Cold War was going to happen. did some research and I read about the conference, but I don't quite understand why it caused tension between the U.S. and the Soviet Union...
wrist drop. A condition in which the hand is flexed at the wrist and cannot be extended. It may be due to injury of the radial nerve or paralysis of the extensor muscles of the wrist and hand.
This is known as wrist drop. When muscles in the forearm contract the wrist can be extended. However, when the tendons, muscles, and nerves reaching these muscles are not working properly, a condition called Drop wrist deformity may occur. This condition is also called Radial Nerve Palsy as damage to the radial nerve due to a broken humerus bone can result in this immobility of the wrist. Causes of drop wrist deformity Stab wounds to the chest, a broken arm and lead poisoning are some of the causes for this disorder.