Registered Dental Assistant Exam (AMT) exam questions and answers

Registered Dental Assistant Exam (AMT) exam questions and answers This helps to isolate posterior areas in the maxillary and mandibular arches by covering Stensen's duct. A. saliva ejector B. dry-angle pad C.HVE D. cotton rolls - B. dry-angle pad What is it called when an excess of restorative material extends beyond the tooth margin? A. overhang B. fissure C. low margin D. high margin - A. overhang Gypsum materials include which of the following materials? A. plaster B.quick-set stone C.orthodontic stone D.all of the above - D. All of the above Which of the following instruments would appear on an amalgam restoration tray? A. rongeurs B. burnisher C.prophy angle D. Curette - B. Burnisher Barriers for light handles and chairs should be A. impervious-backed paper or plastic covers. B. easy to remove. C. adequate coverage for all items that are difficult to clean or disinfect. D. all of the above. - D. All of the above The type of gloves used during disinfection and clean-up procedures are called A.utility gloves. B.vinyl gloves. C.latex gloves. D.Overgloves. - A. Utility gloves The main purpose of surgical hand antisepsis is to A. reduce the chance of contaminating the patient if gloves become punctured or torn. B. eliminate allergic reactions on DHCP hands. C. clean and sterilize the hands before putting on sterile gloves. D. prevent the contamination of the DHCP skin through unnoticed pinholes in the gloves. - A. reduce the chance of contaminating the patient if gloves become punctured or torn. Dental handpieces (both high and slow speed) should be sterilized