How MRI Sees Inside Your Body — Questions and answers

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What did Raymond Damadian notice that gave him the idea for the MRI scanner?

Choices

  1. Different types of rocks glowed in the dark.
  2. Cancerous tumors and normal tissue give off different NMR signals. ✓
  3. Plants grew faster with certain music.
  4. Birds could fly very high in the sky.

Answer: Cancerous tumors and normal tissue give off different NMR signals.

From page 5

What was the name of the first commercial MRI scanner built by Raymond Damadian's company?

Choices

  1. The Explorer.
  2. The Visionary.
  3. Indomitable. ✓
  4. The Atom Scanner.

Answer: Indomitable.

From page 6

What two things does an MRI scanner use to create images of the inside of the body?

Choices

  1. Light and mirrors.
  2. A powerful magnet and radio waves. ✓
  3. Water and electricity.
  4. Sound and vibrations.

Answer: A powerful magnet and radio waves.

From page 7

What problem did the lab assistant tell Dr. Damadian about?

Choices

  1. The lab was too cold.
  2. The power was fluctuating, and Indomitable was losing its magnetic field. ✓
  3. They ran out of coffee.
  4. Someone had spilled water.

Answer: The power was fluctuating, and Indomitable was losing its magnetic field.

From page 8