Q.

In MRI machine, which one of the following is used?

A. Sound wave
B. X-ray
C. Ultra-sound wave
D. Magnetic wave
Answer» D. Magnetic wave
Explanation: Magnetic resonance imaging (MRI), nuclear magnetic resonance imaging (NMRI), or magnetic resonance tomography (MRT) is a medical imaging technique used in radiology t o visualize internal structures of the body in detail. MRI makes use of the property of nuclear magnetic resonance (NMR) to image nuclei of atoms inside the body.

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