MDA Chapter Questions NDAEB Prep 2023 LATEST UPDATE

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What surgical procedure describes a hemisection? removal of the root and crown by cutting through each lengthwise With regard to tissues most sensitive to radiation, which of the following is ... the correct order from most sensitive to least sensitive tissue? skin, oral mucosa, thyroid gland, nerve Which is the preferred method used to hold and transfer a bulky instrument such as the surgical forceps? palm grasp In addition to barrier technique, which of the following is an infection control measure concerning the wire connections from the sensor to the digital image unit? wiping down with an intermediate-level hospital-grade disinfectant Hand lotions with petroleum- or oil-based ingredients should not be used in a dental office because these products can: weaken the glove material, especially latex When should a full adult series of dental images be considered for a child or adolescent? when clinical evidence of generalized disease is present and the adolescent has first and second molars Which factor would not contribute to xerostomia in a patient? dietary intake Which of the following terms indicates the highest level of killing power? bacteriocidal agent When using a stepwedge to test developer strength, a total of ____________ films should be taken. 20 A dental assistant must remove a used scalpel blade from a reusable handle. What is the appropriate procedure for removing the blade? Remove the blade with a hemostat. Which of the following represents the maximum permissible dose (MPD) for the general public? 0.1rem/yr An intermediate-level surface disinfectant would not kill which microbe? spores When adjusting a crown after cementation, the dentist most likely would use a(n) ______. stone In selecting a shade for a composite restoration, under which of the following conditions should the shade be selected? Keep the tooth moist and select the shade before tooth preparation. Which of the following does a film badge monitor? radiographer's daily occupational radiation exposures The dental assistant will mix the glass inomer to a ________ or ________ consistency for a core build base, secondary What is the respiration pattern for a patient who is hyperventilating? excessively short, rapid breaths Once a practice fully makes the change from paper records to an electronic patient record, what should the office do with the old paper documents? Move them to secure off-site storage. The procedure performed to remove subgingival calculus and to remove necrotic tissue from the periodontal pocket is referred to as __________. gingival curettage Why is a patient who is hyperventilating instructed to breathe into his or her cupped hands? to increase the carbon dioxide levels A reproduction of an individual tooth on which a wax pattern may be constructed for a cast crown is a(n) die You have a package of outdated dental film. How should you dispose of it? Contact an approved waste removal service. If the charting conditions indicate that there is a furcation involvement, a triangle containing the number that indicates the level of furcation would be placed: at the apical area between two or more rooth branches When densities differ by more than two steps on a stepwedge, which protocol should be followed? Replace the processing solutions [Show More]

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