EFDA Exam Review 2024/2025 Questions and Answers.

EFDA Exam Review 2024/2025 Questions and Answers. Dental arch wires are held in place by - correct answer Ligature ties and elastomeric ties Which type of cement is preferred for cementation of ceramic veneers? - correct answer Composite Resin The plastic U-shaped frame is placed _____ the dam; the metal Young frame and the Ostby frame are placed _____ the dam. - correct answer Under; Outside The primary advantage of non-eugenol periodontal surgical dressing over periodontal surgical dressing that does contain eugenol is that - correct answer Some patients are allergic to the eugenol and could experience redness and burning pain in the area of the dressing A cotton roll holder is designed to hold multiple cotton rolls in a more secure manner for the _____ quadrant. - correct answer Mandibular The area of the Mesial or distal surface of a tooth that touches the adjacent tooth in the same arch - correct answer Contact Area When constructing ___ with a vacuum former, you will use a heavier gauge, flexible plastic that does not require a spacer but does require an attachment for the strap - correct answer A Mouth Guard Selective polishing is recommended, because the: - correct answer Abrasive agent used during coronal polishing actually removes a small amount of the fluoride-rich outer enamel layer. The diagram used for charting the teeth includes _____ primary teeth and _____ permanent teeth - correct answer 20; 32 If excess cement is not removed from in and around the gingival margin and sulcus of the tooth, the cement can - correct answer Irritate the area and cause inflammation and discomfort. Which of the following choices represents the lowest ratio, meaning greatest concentration, of vasoconstrictor in local anesthetic? - correct answer 1:20,000 A ____ is an instrument calibrated in millimeters that is used to locate and measure the depth of periodontal pockets. - correct answer Periodontal probe The dental wax that is used for recording occlusal rims and for denture wax-ups and that is supplied in sheets is called ______________ wax - correct answer Base plate Covers half of an arch - correct answer Quadrant tray ______ are available in a synthetic material for patients with latex allergies. - correct answer Polishing cups The dental assistant may have the responsibility of placing the mixed cement into the casting the cement should be loaded - correct answer So that a thin lining covers all internal walls for the casting ______ are used to remove a tooth in one piece, with the crown and root intact. - correct answer Forceps Visible light-cured sealants are polymerized by photo initiators in the resin that are sensitive to the visible blue light spectrum. - correct answer Light-cured sealants Final impressions are taken by the - correct answer Dentist The dental restorations created in the laboratory by the dental laboratory technician are classified as - correct answer Indirect restorations _____ is less irritating to the pulp than is zinc phosphate cement and the pulp reaction is similar to that ZOE cement. - correct answer Polycarboxylate cement DISLODGEMENT OF THE CLOT FROM THE SOCKET OR AN INFECTION IN THE SOCKET THAT RESULTS IN A FAILURE OF THE HEALING PROCESS CAN LEAD TO - correct answer ALVEOLITIS AND DRY SOCKET Which of the following cement types is/are the most versatile and the least irritating to the pulp? - correct answer ZOE Cement and Glass ionomer cement May be monitored by a certified dental assistant in some states after completion of a board certified course - correct answer Intravenous sedation The term _____ refers to placing the thumb of one hand inside the mouth and the index and third finger of the other hand outside the mouth, and gently feeling the tissues for any lumps or abnormalities. - correct answer Palpation The retention of the sealant is obtained by etching the enamel with _______, to roughen and to open the pores in enamel. - correct answer Phosphoric acid After it is used, an HVE tip is - correct answer Thrown away.