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MCQ’s

MCQ’s. Prepared by Hanadi Sabban. 1-The function of the lead back to the film in the intra oral film is: A- preventing of primary radiation.. B- protect the tissue which are available posterior to the film. C- prevent scattering radiation. D- all of the above.

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MCQ’s

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  1. MCQ’s Prepared by Hanadi Sabban

  2. 1-The function of the lead back to the film in the intra oral film is: A- preventing of primary radiation.. B- protect the tissue which are available posterior to the film. C- prevent scattering radiation. D- all of the above.

  3. 2- all these steps mandatory for parallel technique except: A- adjustment of head position. B- film placement. C- x-ray machine cone should be perpendicular to the film. D- exposure of the film.

  4. 3- for mounting the FMS: A- mount the molars films posterior to the centrals. B- mount the centrals medially, distal to the canine films. C- place the bite-wing films between the lower and upper central peri-apical films. D- the concave face of the dot should not oppose you.

  5. 4- during processing of the radiograph all these errors could be caused except: A- over fixation. B- under fixation. C- over developed. D- under developed.

  6. 5- The agitation is important in: A- fixation of the radiograph. B- developing of the radiograph. C- developing and fixation. D- washing of the radiograph.

  7. 6- The vertical angle for radiographing a peri-apical film with bisecting technique of upper centrals is: A- 45 B- -45 C- range between 30-15 D- range between 55-40

  8. 7- The horizontal angle for bite-wing is: A- 10-5. B- less than 5. C- zero. D- parallel to the film.

  9. 8- The indication of posterior bite-wing films: A- detection class I caries. B- detection class I &II caries. C- detection class III caries. D- all of the above.

  10. 9- Indication of panorama film: A- detection of class II caries. B- detection of TMJ problem. C- detection of incipient caries. D- treatment of 3 molars.

  11. 10-The advantage of processing manually: A- controlling of fixation and developing .. B- safe.. C- Cheap due to need of less solutions… D- all of the above..

  12. Correct answers 1- c 6-d 2- a 7-c 3- d 8-b 4- a 9-b 5- b 10-a

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