Magnetic resonance imaging (MRI) of the head uses a powerful 1) _________________, 2) _________________and a computer to produce detailed pictures of the brain and other cranial structures that are clearer and more detailed than other imaging methods. Magnetic resonance imaging (MRI) is a 3)________________ medical test that physicians use to diagnose medical conditions. Traction devices and many types of 4)________________ equipment may distort the MR images and as a result, must be kept away from the area to be imaged. High-quality images are assured only if you are able to remain perfectly 5) _________ and follow 6) _________________ instructions while the images are being recorded.