TOPIC: X-RAY FILMS, INTENSIFYING SCREEN AND CASSETTE🌟 IMPORTANT POINTS TO REMEMBER🔹Direct action or non-screen film: It is also called wrapped or packet film which is sensitive primarily to X-ray photons.🔹Indirect action or screen film: It is used in combination with an intensifying screen in a cassette.🔹Periapical films: Films are available in size 0 (for children), size 1 (for anterior teeth in adults) and size 2 (for posterior teeth in adults).🔹Occlusal films: These films are larger than periapical films used to take occlusal projections for detection of the lesions.🔹Bitewing films:…
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