With Magnetic Resonance Imaging (MRI), ____

Multiple Choice

With magnetic resonance imaging (MRI) , ____.

A) a clear cross-sectional picture of the brain and its tissues is presented
B) a substance is injected into the patient's bloodstream and a scanner detects the substance as it is metabolized in the brain
C) electrodes are attached to the skull to record brain waves
D) beams of x-rays repeatedly scan different areas of the brain to produce a three-dimensional image