The invisible image present on a dental x-ray film that does not become visible until after processing is called what?
What will be an ideal response?
The latent image. The silver halide crystals in film emulsion are sensitive to radiation. When the film is exposed, some of these crystals become ionized into silver and bromide ions that store the energy as a latent image. Processing changes the ions into black metallic silver, which can be seen.
You might also like to view...
Which of the following statements is true?
A) Many of the principles used in pharmacy thousands of years ago are still practiced today. B) Most of the principles of ancient pharmacy have been discarded over the centuries. C) Many of the principles of modern pharmacy were known and used by prehistoric humans. D) As each era of pharmacy dawns, the principles and practices of the previous era are laid to rest.
Which of the following sets of personal protective equipment is MOST appropriate when assisting with a field delivery?
A) Gloves, gown, face shield, and mask B) Gloves and a closed air respirator C) Gloves and goggles only D) Gloves, gown, and N95 mask