EFDA Oregon study Questions with Complete Solutions

EFDA Oregon study Questions with Complete Solutions Etchant ? - ANSWER Critical for enamel and dentin in the cavity prep for good chemical bond. Glass Ionomer used as a base? - ANSWER Good adhesion to enamel and dentin, release fluoride and has bonding strengths. Zinc-oxide-eugenol type 1used as a base? - ANSWER Sedative, insulating helps with irrated pulp. CANT USE UNDER GLASS IONOMER AND COMPOSTIE. Zinc phosphate type 2 used as a base? - ANSWER Good base for it thermal insulation qualities and can be used under polycarboxylate, ionomer and it can irrate the pulp. Trituration - ANSWER Means mixing dental alloy with mercury. Amalgamation - ANSWER Actual chemical reaction that occurs between the alloy and mercury. Alloy - ANSWER Combination between alloy and mercury. Polycarboxylate used as a base? - ANSWER Has elastic properties and contains fluoride and can be put under any restoration. Also proactive and insulating. IRM used as a base? - ANSWER last for 6-12 months and is temp. Also has a sedative base. Sedative base ? - ANSWER Help with soothing the pulp for decay that is irrating the pulp. Insulating base? - ANSWER Placed in deep cavity preps to protect the tooth from thermal shock. Protective base? - ANSWER Placed before the restoration is place to protect the pulp.