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FAST REVISION
Dental Materials
Compomers are more correctly termed Polyacrylic acid Modified Composite Resins (PMCRs). They are a blend of glass ionomer and composite resin properties, making them user-friendly and suitable for certain restorative procedures.
Endodontics
1) The upper first premolar usually has two canals: This statement is true. While the presence of two canals in the upper first premolar is not guaranteed, it is quite common to find two canals in this tooth.
2) Root canal instruments ar
Physiology
Lithocholic acid is excreted in feces due to its insolubility, as it is not efficiently reabsorbed in the enterohepatic circulation.