AACD

In what position of the TMJ can the mandible accept firm compressive loading with no signs of tenderness or tension?A . Centric relationB . Centric occlusionC . Lateral excursionD . Maximum openingView AnswerAnswer: A

When utilizing an acellular dermal matrix as a graft material in covering exposed root surfaces, which of the following is BEST to completely cover the area?A . An envelope flapB . A double papillae graftC . A free gingival graftD . A coronally positioned flapView AnswerAnswer: D

Ridge collapse following extraction is likely to create which of the following types of defect?A . Apico-coronalB . BuccolingualC . Both apico-coronal and buccolingualD . Tissue lossView AnswerAnswer: B

How can a tooth that is too wide be made to look more narrow?A . Move the line angles laterallyB . Increase the facial embrasuresC . Move the proximal contacts labiallyD . Highlight the texture with horizontal linesView AnswerAnswer: C

Dermal matrix grafting possesses distinct advantages over palatal connective tissue. Why?A . The palate is a poor donor site for connective tissueB . Single teeth can be treated in one visitC . Unlimited amounts of donor tissue are availableD . The palatal donor tissue is abundant but of poor quality...

Which type of restoration will increase its micromechanical retention after etching with hydrofluoric acid?A . Press-on metalB . Alumina-proceraC . Lithium disilicate glassD . Zirconia dioxideView AnswerAnswer: C

Which of the following has been shown to increase the incidence of postoperative sensitivity?A . Residual bacteria on the preparation surfaceB . Excessive agitation of the primerC . Rewetting instruments with unfilled resinD . Use of chlorhexidine as a rewetting agentView AnswerAnswer: B

Which of the following BEST describes hue?A . Relates the color to a gray scaleB . Varying wavelengths of radiant energyC . Color intensityD . Relates the color to a yellow scaleView AnswerAnswer: C

A white opacity near the incisal one-third of a permanent incisor is MOST likely the result of what?A . Ingestion of excessive fluoride by the patient's mother during pregnancyB . Ingestion of excessive fluoride by the patient at the age of 1 - 3 yearsC . Antibiotic therapy by mother...

Most occlusal splints have one primary function; what is it?A . To alter an occlusion so it does not interfere with complete seating of the condyles in centric relationB . To increase the vertical dimension, taking all the loading forces off the TMJs and transferring the load to the teethC...