1. consistent radiographs requireproper developingfixed KVp and mAlong cone technique automatic processingQuestion 1 of 20 2. Fastest X-ray filmFDECQuestion 2 of 20 3. In dental Xray tube, the number of electrons flowing per second is measured byKVpnone of the abovetimemilliampereQuestion 3 of 20 4. It is generally desirable that x-ray films be all of the following exceptSensitive to visible lightHigh speedCoated with emulsion on both sidesFine grain sizeQuestion 4 of 20 5. Radiographic view for displaced root fragment in maxillary sinus , best view is:MRILateral oblique viewOccipitomenton at 30 degreeIOPAQuestion 5 of 20 6. Hurter Driffield Index is used to measureNiTi instrumentStainless steelradiographDental cariesQuestion 6 of 20 7. Radiotherapy given by implantPhysiotherapyRadioisotope therapyBrachytherapyTeletherapyQuestion 7 of 20 8. Maxillary sinus is seen inSubmento vertexReverse Towne projectionPA viewWaters viewQuestion 8 of 20 9. the technique employed in radiotherapy to counteract the effect of tumor motion due to breathing is known asshuntinggatingmodulationarc technique Question 9 of 20 10. Which of these structures hinders in imaging the root of maxillary molarsZygoma and zygomatic process of maxillaOrbital process of zygomapalatine boneMaxillary sinusQuestion 10 of 20 11. Hyperbaric oxygen is beneficial to the patients withOsteoradionecrosisActinomycosisSyphilisTubercular OsteomyelitisQuestion 11 of 20 12. For estimation of radiographic exposure which of the following is used in badgesLiFAl2O3BaSO4NaOQuestion 12 of 20 13. a patient with a history of radiation therapy requires special consideration becausethe potential for periodontal disease is greatly increasedthe vascularity of bone may be disruptedsalivary function may be increasedpla accumulation greater than normal can be expectedQuestion 13 of 20 14. digital radiography differs from conventional inrays other than x rays are usedradiation receptors are differentno hard copy is formedx rays not usedQuestion 14 of 20 15. sunburst appearance on radiograph is seen inx ray chestosteopetrosisosteofibromaosteosarcomaQuestion 15 of 20 16. the most common cause of light radiographs isusing an exhausted developerusing low kilovoltageplacing the shielded side of the film toward the tube during exposureover developing the filmsQuestion 16 of 20 17. the purpose of a step down transformer in an x ray apparatus is toreduce unnecessary radiationcontrol voltage to the tube filamentreduce danger of "pitting " the focal spot on the anodecontrol potential between cathode and anodeQuestion 17 of 20 18. A periapical image shows overlapped contacts. This error is caused byVertical angulation is excessiveIncorrect horizontal angulationVertical angulation is insufficientBeam not centered over receptorQuestion 18 of 20 19. radiographic diagnosis of dense radioopaque cotton wool areas throughout the entire body of the mandible and associated with hypercementosis is most likelyexostosisosteomyelitispaget's diseaseenostosisQuestion 19 of 20 20. What is the "critical target" for radiation damagechromosomesGolgi apparatusenzymeslysosomesQuestion 20 of 20 Loading...
