Eidgenössisches Examen Zahnmedizin Practice Questions - Eidgenössisches Examen Zahnmedizin Examen Fédéral De Médecine Dentaire Esame Federale Di Medicina Dentaria Exam

Total self-etch mode without any phosphoric acid pre-treatment of enamel or dentin Full etch-and-rinse mode applying 37% phosphoric acid to both enamel and deep dentin for 30 seconds followed by air-drying until completely desiccated Selective enamel etching by applying 35–37% phosphoric acid exclusively to the enamel margins for 15 seconds, rinsing, followed by active application of the universal adhesive to both etched enamel and unetched dentin Self-etch application to enamel followed by separate phosphoric acid etching of the dentin floor only