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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.
Oral Medicine
Barium carbonate can cause muscle weakness by increasing muscle sodium permeability and decreasing potassium permeability, leading to a large shift of extracellular potassium into muscle cells, resulting in hypokalemia.