Magnetic resonance imaging (MRI) is a type of scan that uses strong magnetic fields and radio waves to produce detailed images of the inside of the body.An MRI scanner is a large tube that contains powerful magnets.You lie inside the tube during the scan.agnetic resonance imaging (MRI) is a type of scan that uses strong magnetic fields and radio waves to produce detailed images of the inside of the body.
Arlington shares with Mill Springs National Cemetery, the only other open cemetery in the system, the distinction of being the oldest military burial ground in the United States. The first soldier to be buried in Arlington was Private William Henry Christman of Pennsylvania on May 13, 1864.he cemetery is situated directly across the Potomac River from Washington, D.C. and near The Pentagon. It is served by the Arlington Cemetery station on the Blue Line of the Washington Metro system. More than 300,000 people are buried in an area of 624 acres (2.53 km2).
On March 4, 1921, the United States Congress approved the burial of an unidentified American serviceman from World War I in the plaza of the new Memorial Amphitheater. On November 11, 1921, the unknown soldier brought back from France was interred below a three-level marble tomb.t is also known as the Tomb of the Unknown Soldier, but it has never been officially named. It is located in Arlington National Cemetery in Virginia, United States of America. The World War I Unknown is a recipient of the Medal of Honor, the Victoria Cross, and several other foreign nations' highest service awards.