NEET MDS Shorts
66089
Oral PathologyIn Peutz-Jeghers syndrome, the oral lesions are characterized by silver pigmentation of the oral mucosa.
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INI CET
As florid cemento-osseous dysplasia progresses, it can exhibit radiographic characteristics that include mixed radiolucent and radiopaque areas, sometimes described as resembling a “bowl of jelly" in certain surgical/textual contexts.
52387
Dental Materials
Fluoromica glass ceramics like Dicor have a composition based on mica crystals consisting of silica, potassium oxide (K2O), magnesium oxide (MgO), and aluminum oxide (Al2O3), with zirconium oxide (ZrO2) added for stability. Fluorides are included in the mixture to achieve fluorescence in the finished prosthesis. The material is castable and shares some similarities with traditional dental ceramics but with unique properties derived from its crystalline structure.
89636
ProsthodonticsWhich of the following is an example of a static method of recording centric relation: intraoral records.
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Dental Materials
Compomers are known for their ease of use, being non-sticky, and simple to place and shape. They are a hybrid of glass ionomer and composite resin properties, offering good aesthetics and user-friendly handling.
43389
Orthodontics
SOLUTION Mechanical approaches for aligning unerupted teeth. Orthodontic traction to pull an unerupted tooth toward the line of the arch should begin as soon as possible after surgery
Ideally a fixed orthodontic appliance should already be in place before the unerupted tooth is exposed, so that orthodontic force can be applied immediately.
If this is not practical, active orthodontic movement should being no later than 2 or 3 weeks post-surgically.
97164
Pharmacology
Dimercaprol (British antilewisite; BAL) 1. Poisoning by As, Hg, Au, Bi, Ni, Sb: it is administered i.m., 5 mg/kg stat, followed by 2-3 mg/kg every 4 – 8 hours for 2 days, then once or twice a day for 10 days. It is partly oxidized and glucuronide conjugated, but mainly excreted as such in 4 – 6 hours. Earlier the treatment is instituted, the better it is. Because the dimercaprolmetal complex dissociates faster in acidic urine and the released metal can damage the kidney, urine is alkalinized during dimercaprol therapy. 2. As an adjuvant to Cal. Disod. Edentate in lead poisoning. 3. As an adjuvant to penicillamine in Cu poisoning and in Wilson’s disease – 300 mg/day i.m. for 10 days every second month. It is contraindicated in iron and cadmium poisoning, because the dimercaprol-Fe and dimercaprol-Cd complex is itself toxic.
69306
ProsthodonticsExcessive vertical dimension may affect all of the above: encroaching the freeway space, proper centric relation, proper retention.
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Dental Materials
The first light-activated systems were formulated for UV light to initiate free radicals. Today the UV light-cured composites have been replaced by visible blue-light-activated systems with greatly improved depth of cure, a controllable working time, and other advantages. Because of these advantages, visibly light-activated composites are more widely used than are chemically acti wited materials.
84780
PedodonticsExplanation: Anesthetics are drugs specifically designed to eliminate sensations, including pain, by blocking nerve signals in the body. They can be local (affecting a specific area) or general (affecting the entire body).