NDAEB Mock board exam Questions and Answers 100% Accurate

On what tooth structure is a liner placed? - ANSWER_placed on the deepest portion of the cavity prep What are three unique qualities of Calcium Hydroxide - ANSWER_protects the pulp from chemical irritation, stimulates production of secondary dentin, compatible with all types of materials. What are the three types of Pulpal stimuli - ANSWER_Physical, Mechanical, Chemical & Biologic Can Varnish be placed under all restorative materials? If not, with which materials is it contraindicated? Is there an alternative material that is similar? - ANSWER_Varnishes are used under Amalgams only, they are corrosive to composite resins. A Dentin Sealer would be used instead of a varnish. What does an insulating base do for a tooth? - ANSWER_Insulating Base- placed in a deep cavity prep to protect the tooth from thermal shock. Protective Base- placed when it's necessary to protect the pulp before the restoration is placed ( without it there could be post op sensitivity) Sedative Base- help soothe a pulp that has been damaged during the process of removing decay. What effect does eugenol have on the pulp? - ANSWER_soothing to the pulp What is the main function for all liners, bases, varnishes? - ANSWER_All liners and bases replace lost dentin What makes Glass Ionomer Cements so popular? - ANSWER_most widely used, releases fluoride, biocompatible, can be used as a base, liner or a luting cement What are Brand Names of Liners, Varnishes - ANSWER_Liners- Cavitec, Dycal, Hydrex, Vitrebond, Life, Pulprotex. Varnishes- Caulk, Coplite, Cavaseal, Handiliner How far below the gingival margin should a matrix band be seated? If it doesn't seat that far what is used instead? - ANSWER_Matrix Band should be 1 mm below the gingival wall, if not an extension band is used How do we determine the size of the wedge to be used? - ANSWER_The size and shape of the embrasure will determine the size of the wedge used