RDA practice Exam Questions With 100% Verified Answers

RDA practice Exam Questions With 100% Verified Answers Composite - answerWhich material dominates the field of aesthetic restorations? Bases, bonding agents, cements - answerMaterials to prepare the teeth for the restoration include which of the following? Reduce saliva flow - answerThe purpose and use of the dri-angles is to Composite, glass IONOMER, compomer - answerPlastic matrix strip is used with which material? Self-curing - answer__ dental cement cures by a chemical reaction between two materials regardless of light. Tinting - answerPlastic matrix strip can be made of any of the following except? Self-curing - answer__ material is used with endodontic spots. Clip retainer - answerStrip matrix is held in place by which of the following Glutaraldehyde - answerSolution used for high-level disinfection and sterilization Systemic Factor - answerA factor that results from a general physical or mental disease or condition. primarily during dentition development during infancy and early childhood, can cause systemic disease and nutritional disturbances? These factors are usually from birth and are usually biological in nature and disregard outside factors. CDC (Center for Disease Control) - answeragency that is part of the US Public Health Service, a division of the US Department of Health and Human Services, and a source of many regulations. Iodophor - answerEPA-registered, intermediate-level hospital disinfectant T/F - The dorsal cavity is in the anterior portion of the body. - answerFALSE Orthodontics - answerWhich dentistry specialty deals with the recognition, prevention, and treatment of malalignment and irregularities of the teeth, jaws, and face? Spoon Excavator - answerA __ is used to condense the base into place on the floor of the cavity 2mm - answerThe Occlusal edge of the Tofflemire matrix band should extend no more than __ mm above the highest cusp. Dental dam - answerAll Tofflemire, plastic, auto, dental dam are matrices except True - answerT/F - Cancellous bone consists of a meshwork of interconnecting bone called trabeculae. Cover floor of cavity preparation Leave enough room for restoration Should not be on pins Should not be in retentive grooves - answerWhich of the following elements are used to evaluate base placement? Cover floor of cavity preparation Cavosurface margin Leave enough room for restoration Occlusal margin Should not be on pins Convenience form Should not be in retentive grooves Outline form All of the above - answerThe orthodontic team consists of the Dentist, receptionist and business staff, Lab tech 30secs. - answerA thin layer of cavity varnish is placed on the dentin. The cavity varnish must dry __ seconds before placing a second layer. All of the above - answerTo ensure contact with the adjacent tooth, the Tofflemire matrix band? Needs to be contoured Requires application of pressure with a Burnisher With explorer indicates no gap between band and preparation Proximal - answerrefers to the part of the body closest to the point of attachment. Deepest portion - answerCavity liners are placed on the __ of the cavity preparation. laboratory technician - answerWhich orthodontic team members may pour and trim diagnostic models and construct orthodontic appliances? Sagittarius - answerWhich of the following planes divides the body into left and right halves? Punch - answerWhich dental dam instrument has a working end that is a sharp projection used to provide holes in the dam Bow - answerDental dam clamps are designed to be used on a specific tooth. One of the basic parts of the clamp is the arched metal joining the two jaws of the clamp together, called the Maxillary right , mandibular left - answerThe guide channels toward the operator's right would be placed in the __ quadrant. Conical - answerThe automatrix is a __ shaped stainless steel band. Deposition - answerThe teeth are retained in position through __, which creates and deposits new cells. Interseptal dam - answerScissors are used to cut the __ during removal of the dam from the patient's mouth. Frontal - answerWhich of the following planes divides the body into front and back sections? Latex allergies Respiratory Congestion Hermetic lesions Retracts tongue - answerThere are many advantages to using the dental dam, but certain conditions contraindicate its use. Which of the following are contraindications? Infraversion in the arch - answerWhich of the following is an ideal occlusion relationship Cranial Cavity - answerThe dorsal cavity comprises the spinal cavity and the Angle's - answerThe established system for classifying malocclusion is called __ classification. Tofflemire/Matrix Band Retainer - answerThe most commonly used matrix in an amalgam restoration is the True - answerT/F BSI is a system requiring wearing personal protective equipment to prevent contact with all body fluids Extraction of teeth to prevent overcrowding - answerA common treatment considered preventive or interceptive AutoMatrix - answerThe ________ is used without a retainer for an amalgam restoration True - answerT/F Asepsis means the creation of an environment free of disease causing microorganisms. Vise - answerWhich part of the tofflemire matrix retainer holds the ends of the matrix band in place in the diagonal slot True - answerT/F Employers must protect their employees from exposure to blood and OPIM during the time when employees are at work All of the above - answerCommon treatments that fall under corrective orthodontics include which of the following Braces Bands Retainers All of the above Separators - answer____ are placed in the contact area between the teeth, forcing the teeth to spread to accommodate the orthodontic bands. Resorption - answerThe process that allows teeth to be moved by eliminating tissue no longer needed by the body is called Dentist - answerThe ADA represents Assistants - answerThe ADAA represents Braces - answer__ is an example of fixed orthodontic appliance Root canal therapy - answerAn endodontist handles 1.0mm - answerAfter the Tofflemire matrix is assembled and positioned on the tooth, the band of the matrix should extend more than __ mm beyond the gingival margin. Bracket - answerWhich fixed appliance is either welded to the bands or bonded directly to the teeth