Magnetic resonance imaging (MRI) scanners An MRI scanner uses highly effective magnetic fields and radio waves to make in depth photos of the human body's inner constructions. By aligning hydrogen atoms in the human body and detecting the radiofrequency signals emitted as they return to their purely natural alignment, MRI https://www.23snaps.com/feed/user/c5b943e4-996a-45d4-9d26-69ab43f752e5