RDA Review Practice Test Question And ANSWERS 2022

A Class I malocclusion is: - Answer - The posterior teeth and mandible are in a normal position but there are malpositioned anterior teeth. A Class II elastic: - Answer - attaches a the anterior of the maxillary appliance and the posterior of the mandibular appliance. A Class II malocclusion is: - Answer - The posterior teeth and maxilla are in a protruded position in relationship to the mandible. A Class II restoration includes the following surfaces: - Answer - - mesial - distal - occlusal A Class II sedative restoration should: - Answer - - be placed in a dry cavity - seal occlusal margins A Class II temporary cement filling: - Answer - should be formed to tooth anatomy, having proximal contact and have sealed margins A Class III malocclusion is: - Answer - The posterior teeth and maxilla are in a retruded position in relationship to the mandible. A correctly applied rubber dam will: - Answer - - increase the efficiency of the dental team - provide the driest operating field possible - provide soft tissue retraction - provide patient control A cross bite is: - Answer - none of the above A good impression should include: - Answer - - palate - frenum - reflex areas - tuberosities A granular alginate impression mix may be caused by: - Answer - improper water powder ratio A matrix band placed incorrectly can cause? - Answer - - flat contours - overhang - tooth movement A mobile tooth is a: - Answer - Sign A Class I malocclusion is: - Answer - The posterior teeth and mandible are in a normal position but there are malpositioned anterior teeth. A Class II elastic: - Answer - attaches a the anterior of the maxillary appliance and the posterior of the mandibular appliance. A Class II malocclusion is: - Answer - The posterior teeth and maxilla are in a protruded position in relationship to the mandible. A Class II restoration includes the following surfaces: - Answer - - mesial - distal - occlusal A Class II sedative restoration should: - Answer - - be placed in a dry cavity - seal occlusal margins A Class II temporary cement filling: - Answer - should be formed to tooth anatomy, having proximal contact and have sealed margins A Class III malocclusion is: - Answer - The posterior teeth and maxilla are in a retruded position in relationship to the mandible. A correctly applied rubber dam will: - Answer - - increase the efficiency of the dental team - provide the driest operating field possible - provide soft tissue retraction - provide patient control A cross bite is: - Answer - none of the above A good impression should include: - Answer - - palate - frenum - reflex areas - tuberosities A granular alginate impression mix may be caused by: - Answer - improper water powder ratio A matrix band placed incorrectly can cause? - Answer - - flat contours - overhang - tooth movement A mobile tooth is a: - Answer - Sign