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MDA Chapter exam 2024 with 100% correct answers
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What surgical procedure describes a hemisection? - correct answer 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? - correct answer s...

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  • January 13, 2024
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  • 2023/2024
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MDA Chapter exam 2024 with 100%
correct answers
What surgical procedure describes a hemisection? - correct answer 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? - correct answer skin, oral mucosa, thyroid gland, nerve



Which is the preferred method used to hold and transfer a bulky instrument such as the surgical
forceps? - correct answer 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? - correct answer 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: - correct answer weaken the glove material, especially latex



When should a full adult series of dental images be considered for a child or adolescent? - correct
answer 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? - correct answer dietary intake



Which of the following terms indicates the highest level of killing power? - correct answer bacteriocidal
agent



When using a stepwedge to test developer strength, a total of ____________ films should be taken. -
correct answer 20

, A dental assistant must remove a used scalpel blade from a reusable handle. What is the appropriate
procedure for removing the blade? - correct answer Remove the blade with a hemostat.



Which of the following represents the maximum permissible dose (MPD) for the general public? -
correct answer 0.1rem/yr



An intermediate-level surface disinfectant would not kill which microbe? - correct answer spores



When adjusting a crown after cementation, the dentist most likely would use a(n) ______. - correct
answer stone



In selecting a shade for a composite restoration, under which of the following conditions should the
shade be selected? - correct answer Keep the tooth moist and select the shade before tooth
preparation.



Which of the following does a film badge monitor? - correct answer radiographer's daily occupational
radiation exposures



The dental assistant will mix the glass inomer to a ________ or ________ consistency for a core build -
correct answer base, secondary



What is the respiration pattern for a patient who is hyperventilating? - correct answer 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? - correct answer 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 __________. - correct answer gingival curettage



Why is a patient who is hyperventilating instructed to breathe into his or her cupped hands? - correct
answer to increase the carbon dioxide levels

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