RHS Practice Test Phosphor plates are processed by using? - correct answerLaser beam technology When using a 16-inch PID compared to an 8-inch PID the exposure time must - correct answerto be increased On a full mouth series with eighteen films, how many anterior films are exposed? - correct answer6 Which of the following radiographic errors is caused by removing a film too quickly from a tightly packed box? - correct answerStatic electricity Which of the following radiolucencies may be mistaken for caries? - correct answercervical burnout Which of the following describes how most radiographic carious lesions appear? - correct answerRadiolucent When radiographs are mounted with the embossed dot appearing outward, this is known as? - correct answerfacial m The purpose of a grid device on an extraoral cassette is to? - correct answerreduce scatter radiation reaching the film Patients should wear a thyroid color during which type of radiographic exposure? - correct answerIntraoral radiograph On a radiograph, when the contact area of one tooth is superimposed over the contact of another, it is called? - correct answeroverlapping The most commonly used radiographic exposure for a 3-year-old patient is? - correct answerbitewing 1 / 2
Which of the following radiograph techniques is recommended for a patient with a shallow palate? - correct answerBi Which of the following would cause a radiopaque artifact on a radiograph? - correct answerMetallic partial denture The primary function of collimation is to? - correct answerrestrict the size of the beam Which of the following landmarks are located by the midline of the mandible? - correct answerGenial tubercies Which of the following influences the sharpness of a radiograph? - correct answerfocal spot size The Frankfort Plane is an imaginary plane passing through the? - correct answerexternal auditory meatus to the floor of the orbit The most radiolucent area on an anterior radiograph is the? - correct answernasal fossa Prior to exposing dental radiographs on a visually impaired patient, the dental assistant should? - correct answeruse touch to The primary purpose of the bitewing radiograph is to evaluate? - correct answerInterproximal decay under the law, x-ray are the property of the
- correct answerDentist
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Films removed after 3 minutes of fixing may be: - correct answercarried to the operatory for a "wet" read