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S2 E6: Magnets: How Do They Work?

The Dream

CHAPTER

The Importance of Knowing What an MRI Machine Is

An MRI machine is a beautiful piece of technology that was developed in Nottingham by Dr. Mansfield. When the field is on, they deviate from their original position. And then when you turn it off, they return back to their position. As those protons move back into place, they release energy in the form of photons which are like little light particles. That's what's captured on an MRI image.

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