National Dental Hygiene Board Exam + Local Anesthesial Dental Hygiene Board Exams Review Online Courses
National Dental Hygiene Board Exam + Local Anesthesial Dental Hygiene Board Exams Review Online Courses
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Claire J
Claire J

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Q: The optimal blade angulation for the removal of deposits is:
(A). 25° to 45°(B). 45° to 60°(C). 60° to 80°(D). 90° to 120° For insertion of the working end into the sulcus/pocket, position the face asflatagainst the tooth surface as possible (0-40°). For scaling, the face of the instrument is at 45-90° with an...  Read More
Which instrument type and cross-sectional shape are matched correctly?
(A). Explorer - half moon(B).Universal curette - circle(C).Sickle - triangle(D).Area-specific curette - rectangleThe design of the working end and its cross-sectional shape are directly related to the function of the instrument. Half-moon cross-sectional shape instrument: rounded at the back....  Read More
What type of probe is this?
(A). Williams(B). UNC(C). Naber’s(D). MarquisTypes of probes: Marquis: 3-6-9-12 mm markings. Black band at 3-6 mm and 9-12 mm. Williams: 1-2-3-5-7-8-9-10 mm markings. No marking at 4, 6 mm. Michigan O: 3-6-8 mm markings. UNC 12 (or 15): 1-2-3-4-5-6-7-8-9-10-11-12-(13-14-15)...  Read More

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