xDSL - Computer Definition. Referring to any of a group of broadband digital access technologies operating over embedded unshielded twisted pair (UTP) telco local loops. xDSL technologies employ sophisticated compression algorithms and multiplexing techniques to derive performance that often exceeds 1 Mbps over a voice grade local loop. Most DSL technologies support simultaneous voice and high speed Internet access, and a number support video, as well.
Osseous structures means bony structures and in thorax it includes ribs,vertebra, clavicle. It is normal in your case. There is no abnormality in bones. There is some problem in perfusion study and in your case it is due to ischemic(decreased blood supply to part of heart)insult.
Examples arethe vertebrae and sphenoid bone.Gross anatomy of bonesEach bone contains two types of osseous tissue (bone tissue): (1) Compact bone is very denseand solid, and it is always found on the surface of the bone. (2) Spongy bone has a relativelyporous structure, and it is found in the interior of bones.keletal System: Bone Structure and Function For the next two chapters (7 and 9) we will study the skeletal system. Although the majorfeature of this system is the bones, the skeletal system also consists of cartilage, ligaments,tendons, and other structures that hold the bones together and stabilize them.