DASA Radiography Exam Study Guide with Complete Solutions

DASA Radiography Exam Study Guide with Complete Solutions Dental Radiograph - Answer️️ -representation of a three dimensional object used in dentistry to study and identify structures not visible to the naked eye Radiography - Answer️️ -applying the basic sciences of physics and chemistry Wilhelm Conrad Roentgen - Answer️️ -German physicist, discovered xrays in 1895 William Coolidge - Answer️️ -invented the first xray tube in 1913 x-rays - Answer️️ -electromagnetic rays that are not detected by any of the senses density - Answer️️ -the density of the object being penetrated x-ray tube - Answer️️ -the tube responsible for generating x-rays Types of x-ray radiation - Answer️️ -primary radiation, remnant radiation, secondary radiation, scattered radiation, stray radiation Intraoral techniques for film exposures - Answer️️ -bisecting and paralleling Bisecting technique - Answer️️ -used to capture specific or unique radiographs Paralleling technique - Answer️️ -most commonly used technique for exposing the periapical and bitewing radiographs types of film exposures - Answer️️ -periapical, bitewing, pano, and FMX common radiographic errors - Answer️️ -distortion, elongation, foreshortening, overlapping, cone cutting, clear film, double exposure, blurred image, underexposed film, overexposed image, radiopaque film images, and backward film ©SOPHIABENNETT EXAM SOLUTIONS_2024/2025 Tuesday, September 3, 2024 10:30 AM Page | 2 film packet - Answer️️ -outer package, dental film, black paper, and lead foil the radiographic image - Answer️️ -depicted by varying shades of gray, black, and white areas radiolucent - Answer️️ -dark areas on the radiograph radiopaque - Answer️️ -light areas on the radiograph radiographic dentistry - Answer️️ -the degree of darkness on a radiograph radiographic contrast - Answer️️ -the number of shades of gray seen on a radiograph distortion - Answer️️ -inaccuracy in the size or shap