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FAST REVISION
Pharmacology
Losartan has a uricosuric action in addition to being an angiotensin receptor blocker.
Allopurinol is a xanthine oxidase inhibitor which reduces the synthesis of uric acid.
Dental Materials
Acid etching selectively dissolves the hydroxyapatite crystals in dentin, creating microscopic tags and channels for resin infiltration, which enhances the bond between the restorative material and the tooth structure.
Oral Pathology
Sialadenoma papilliferum is a rare, benign salivary gland tumor typically occurring in the palate. It presents as an exophytic, papillary lesion and histologically shows a dual epithelial layer (columnar and cuboidal) with connective tissu