NEET MDS Shorts
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INI CET
Alginate filler is derived from seaweed, specifically from brown algae. It is commonly used in dental impressions due to its ability to capture fine details.
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Pharmacology
Treatment with a single 200-mg dose of doxycycline has been recommended As studies in volunteers demonstrated conclusively, the disease is an immunizing process. Patients who have recovered from cholera are solidly immune for at least 3 years
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NEETMDSMumps is a viral disease that commonly affects children and typically occurs only once in a lifetime, conferring lifelong immunity. It is known for causing painful swelling of the salivary glands, particularly the parotid glands.
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ProsthodonticsPorosity in heat-cured acrylic dentures can occur due to several factors, but the most significant cause in this context is the direct placement of the packed resin in water at high temperatures (100 degrees Celsius). When the packed resin is subjected to such conditions, it can lead to rapid polymerization and the formation of bubbles or voids within the material, resulting in porosity. This is because the heat causes the monomer to vaporize, and if the vapor cannot escape, it leads to trapped air pockets.
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Oral PathologyCorticosteroids are primarily useful in TMJ arthritis due to their potent anti-inflammatory effect. They inhibit phospholipase A2, reducing arachidonic acid cascade and subsequent prostaglandin and leukotriene synthesis. This reduces inflammation, swelling, and pain in the TMJ. While they may provide secondary analgesic relief through inflammation reduction, their primary mechanism is anti-inflammatory, not direct analgesic action.
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PhysiologyThe primary function of Secretin is to increase bicarbonate secretion in the pancreas, helping to neutralize gastric acid in the duodenum.
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Public Health Dentistry
Clinical studies often measure the effectiveness of caries
inhibiting preparations by comparing the number of new decayed, filled, and
missing tooth surfaces that appear over the course of the study period.
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ProsthodonticsAll are consequences of edentulism except decreased length of lip.
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Conservative DentistryThe C-factor is the ratio of bonded to unbonded surfaces in a dental restoration. When the C-factor increases, there are more bonded surfaces relative to the free surfaces where the composite can flow to relieve stress. This increased constraint leads to higher polymerization shrinkage stress and, consequently, greater overall shrinkage in the restoration.
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Endodontics
Anchoretic pulpitis refers to the inflammation of the dental pulp resulting from blood-borne bacteria that settle in an area of previously damaged or irritated pulp tissue.