When Caleb fell out of his tree house and hit his head,the doctors placed Caleb in a magnetic field to get a three-dimensional image of his brain,a technique known as electroencephalography.

Question

Quizplus · Accepted Answer

The technique described is actually magnetic resonance imaging (MRI), not electroencephalography (EEG). EEG measures electrical activity in the brain, while MRI uses a magnetic field to create images of the brain's structure.

When Caleb Fell Out of His Tree House and Hit