We know about radiation from airplanes, and x-rays, but are MRIs considered safe? An informative video offers an simplified overview of how an MRI works. Then a comparison between MRIs and fMRIs opens new understanding. Finally it explains the results of many studies on the safety of MRIs.

Concepts

magnetic resonance imaging, electromagnetism

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Additional Tags

science

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Instructional Ideas

• Bring in MRI scans on a CD to share
• Discuss the reasons people get an MRI in more depth

Classroom Considerations

• Relies on prior knowledge of radiation in other tests (e.g. X-ray, CT scans)

• This video is hosted on YouTube

Pros

• Relates biology, physics, and technology
• Includes subtitles in Arabic and English for visual learners
• Requires very little class time

Cons

• None

Common Core

SL.9-10.2 SL.11-12.2 RST.9-10.4 RST.11-12.4