the molar bitewing image should be centered over the:

When small amounts of radiation are absorbed over a long period of time, this is known as __________. of alveolar bone visible beyond the apex of each tooth, 6. Radiographic images on edentulous patients may be taken for which of the following reasons? -The crowns and interproximal areas of the maxillary and mandibular teeth. Correct centering of position indicating If you change the exposure time of the x-ray unit, what is affected? Patient's name and date x-rays were exposed. In overlapping of intercrestal bone with 1-2 mm crestal bone visible, Clear Figure 26 - Bitewing image did not capture Maxillary margins or bone. When a film appears black without an image, what error was made? When using a #2 film sensor for anterior views using the paralleling technique, the number of anterior images taken is, The dental assistant exposing a periapical film sensor using the paralleling technique should always start with the, One reason the bisecting technique is used is. Chronic radiation exposure occurs when __________ doses of radiation are received over a _________ time period. Not positioning the film posteriorly enough in the arch, so that the BW doesnt provide an adequate view of the distal aspect of the last molar. An intraoral full-mouth survey (FMX) on an adult consists of ____________. 5 What does a vertical bitewing X-ray show? What is another name for primary radiation? Incorrect positioning of the film in relation to the teeth produces a BW image that doesnt provide a clear view of some areas of the teeth that are required. The horizontal bitewing view is used for detecting __________. The To correct an elongated image on an x-ray view, the vertical angulation needs to be. B. patients are less likely to gag with anterior film sensor placement. projection of the 3rd molar area should be made with When taking a premolar bitewing image, the anterior edge of the film sensor should be placed. permit detection of pathology in all areas, Correct Ensure that the patients head is stabilized against the headrest and that their occlusal plane is parallel to the floor, in the closed position. density and contrast between black and white shadows in each film to Cell sensitivity (sensitive cells vs mature cells)- more

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