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Practical dental assisting of Oregon-radiology study set exam with correct answers.

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Practical dental assisting of Oregon-radiology study set exam with correct answers.

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Practical dental assisting of Oregon- |||\\\ |||\\\ |||\\\ |||\\\




radiology study set exam with correct |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answers

Which of the mandibular anterior area? following radiolucent landmarks is useful when
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




mounting films in the mandibular anterior area? - correct answer✔✔Lingual foramen
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




According to the inverse square law, when changing the PID length from 8 to 16 inches, the
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




beam's intensity is - correct answer✔✔1/4 as intense
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




Patients should wear a thyroid collar during which type of radiographic exposure? - correct
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answer✔✔Intraoral radiograph |||\\\




Personnel radiation monitoring devices are worn to - correct answer✔✔Record the
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




occupational exposure received by the operator |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




The most common radiographic exposure used to detect periodontal disease is a/an - correct
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answer✔✔Periapical



Emulsion damage to a film is caused by - correct answer✔✔Improper handling of film
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




Which of the following influences the sharpness of a radiograph? - correct answer✔✔Focal
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




spot size |||\\\




Duplication film is coated with - correct answer✔✔One-sided emulsion |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\

,The best way a dental assistant can minimize cross-contamination when exposing radiographs
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




is to - correct answer✔✔Touch as few surfaces as possible
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Which of the following is disadvantage of panoramic radiographs? - correct answer✔✔Higher
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




cost of equipment |||\\\ |||\\\




Which of the following increases the density on duplicated film? - correct answer✔✔Decrease
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




the exposure time
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Which of the following regulates the manufacturing and installation of x-ray equipment? -
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correct answer✔✔Federal government |||\\\ |||\\\ |||\\\




Which of the following causes the interproximal areas of the teeth to appear overlapped? -
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




correct answer✔✔Improper horizontal angulation |||\\\ |||\\\ |||\\\ |||\\\




The penetrating x-ray beam produced during dental radiography is called - correct
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answer✔✔Primary radiation |||\\\




On a radiograph, when the contact area of one tooth is superimposed over the contact of -
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




correct answer✔✔Overlapping |||\\\ |||\\\




Paralleling technique requires the film be placed - correct answer✔✔placed Away from the |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




tooth, toward the middle of the oral cavity |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




How frequently should processing solutions be replenished? - correct answer✔✔Daily
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




Maximum wattage for a safelight bulb should be - correct answer✔✔15 |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\

, Dental healthcare personnel can best shield themselves from radiation during patient exposure
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




by standing behind - correct answer✔✔A drywall barrier
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




The endentulous radiographic series may include all of the following except - correct
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answer✔✔Bitewings



Which of the followidg may cause unnecessary radiation exposure to the patient? - correct
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answer✔✔Radiograph technique errors |||\\\ |||\\\




on a full mouth series with eighteen films, how many anterior films are exposed? - correct
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answer✔✔6



Which of the following could cause a straight black line/border to appear on a radiograph? -
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




correct answer✔✔Fixer solution level was low |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




To maintain quality assurance while processing films, dental assistants should record - correct
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answer✔✔The date solutions were changed |||\\\ |||\\\ |||\\\ |||\\\




To view an abscess on tooth #25, the best radiographic exposure is a/an - correct
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answer✔✔Periapical



Processing tanks should be cleaned when the - correct answer✔✔Solutions are changed |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




Which of the following affects the quantity of x-rays being emitted from the tubehead? -
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




correct answer✔✔mA |||\\\ |||\\\




Which of the following is a measurement of tissue damage from x-ray energy? - correct
|||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




answer✔✔Radiation absorbed dose |||\\\ |||\\\

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