BONES ARM is a term used to describe the bones of the arm. The ULNAS (5 letters) are two long bones in the forearm that connect the elbow to the wrist. The RADII (5 letters) are two bones in the forearm that run parallel to the ulna and radius. The RADIUSES (8 letters) are the two bones in the forearm that run from the elbow to the thumb side of the wrist. The HUMERI (6 letters) are the two bones in the upper arm that connect the shoulder to the elbow. The ULNAE (5 letters) are two bones in the forearm that connect the elbow to the little finger side of the wrist.