Veterinary Technician

Category - Imaging

Conventional radiology film cassettes contain intensifying screens. What is the function of the intensifying screen?
  1. To secure the film inside of the cassette
  2. To increase contrast
  3. To identify the radiograph
  4. To keep the film from developing artifacts
Explanation
Answer: B - The purpose of an intensifying screen in a radiograph film cassette is to increase contrast. The screen is comprised of fluorescent crystals that serve to improve visual detail. Every cassette has two screens, with the film sandwiched between them.
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