EFDA Exam Review (revision question and answers)

A delay between the final mix and the actual seating of the restoration could result in _____ and the possibility of the casting not fitting completely. - An initial setting process Severe malocclusion and dental facial deformities, both of which can cause social stigma and have a negative impact a patient's self-esteem, are examples of - A psychosocial function adversity. The _____ used as a matrix system for the primary molars. - T-band and Spot-welded band What is the most common type of material used for provisional coverage? - Self-curing acrylic A cast restoration that is designed to fit snugly within a tooth preparation such as a class ll and covers only a portion of the occlusal & proximal surface is known as an - Inlay Is the process by which the resin material is changed from a pliable state into a hardened restoration - Polymerization Current infection control guidelines of the organization for safety and asepsis procedures(OSAP)consider instrument trays to be ____ surfaces - Transfer A liquid with high viscosity ____ flow easily and ____ effective in wetting a surface - Does not; is not The key to Angle's classification system for occlusion and malocclusion is - The permanent maxillary first molars A sealant that is polymerized by chemical reactions is called - Self-cured The usual material of choice for class III and class IV restorations is - Composite resin Intraoral imaging provides the dentist with - Magnification of an image for better evaluation The most common matrix system used for class II posterior restorations is the - Tofflemire retainer and matrix band A dental charting system that uses the geometric diagram style represents the teeth with - Circles Most surgical procedures are scheduled early in the morning because - Patients must not eat or drink for 8 to 12 hours before receiving general anesthesia Which of the following is an acceptable method for altering the setting time of alginate irreversible hydrocolloid impression material? - Change the water temperature Disclosing solution can used for - Evaluating the effectiveness of the polishing, to identify areas of plaque on the teeth Nitrous oxide oxygen administration always begins and ends with - The patient breathing 100 % oxygen The clinical dental assistant will follow a routine protocol for the patient clinical exam that includes seating the patient in the dental treatment area and _____ - Draping the patient with a napkin & positioning the patient for the dentist to begin the exam ______ are the longest teeth in the human dentition and are used for cutting and tearing - Canine When the patient has a fixed prosthesis, such as a three-unit bridge, the area under the pontic is maintained by - Threading dental floss under the pontic with a bridge threader. A resin banded bridge, Maryland bridge - Can be used in selected situations, such as replacement for a congenitally missing lateral incisor, as alternative to a traditional bridge The type of ceramic most often used in dentistry for castings is - Porcelain What is the most common cause of sealant loss? - Moisture contamination during placement Patient home-care instructions for someone with provisional coverage should instruct him to - Pull floss through contact, either to the facial or lingual side, once floss is placed below the contact Dental dams are made of either latex or latex-free material and come precut as squares that measure - 5'5 inches and 6'6 inches A trimmed maxillary model will be _____ at the anterior portion, and the mandibular