Which statement describes what happens when energy is trapped in a CR imaging plate?

• A. Energy Trapped in the Imaging Plate is Released as Light Photons
• B. It Is Read by a Laser Moving in a Raster Pattern
• C. The Cassette Is Hit with a Laser
• D. The Imaging Plate Is Extracted by Rollers

Answer: (A)

When energy is trapped in a CR imaging plate, it sits in phosphor traps after X-ray exposure. During readout, a laser scans the plate in a raster pattern and optically stimulates those traps, releasing the stored energy as light photons. The emitted photons are then detected and converted into a digital image. This is why the statement that energy trapped in the imaging plate is released as light photons is the best description. The laser's role is to release the stored energy, not to define readout by itself, and the cassette or roller mechanism isn’t part of the readout process.