NEET MDS Shorts
97022
ProsthodonticsDirecting forces along the long axis of the crown is an effective way to minimize the stresses on an abutment tooth in a fixed partial denture (FPD). This allows the tooth to function more naturally and reduces the likelihood of complications such as root fracture or periodontal damage
30143
INI CET
Risk factors for the malignant transformation of oral potentially malignant disorders include the site of the lesion (e.g., floor of the mouth, tongue), size, clinical type (e.g., speckled leukoplakia), presence of Invasive Candida albicans, and DNA aneuploidy. While oral cancer is more common in males, being male in itself is not considered a specific risk factor for the malignant transformation of an existing premalignant lesion. Risk factors relate to the nature of the lesion and associated biological or environmental factors.
22095
PeriodonticsThe early effects of primary trauma from occlusion can include hemorrhage and thrombosis in the periodontal ligament, leading to inflammation and potential tissue damage.
30129
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.
81945
ProsthodonticsWhile guiding planes are the primary elements that dictate the path of insertion and removal, the minor connector also plays a role. The minor connector helps in the overall stability and retention of the RPD by linking the major connector to the abutment tooth and distributing the forces more evenly across the denture base. However, its primary function is not to guide the path of insertion and removal as much as it is to provide additional support and strength to the RPD.
59106
Endodontics
Explanation: A mummifying agent, such as paraformaldehyde,
is used to preserve the pulp in cases where extirpation is challenging. This
approach is often used as part of pulp therapy in certain endodontic treatments.
62233
Pharmacology
Beta blockers
Hypoglycemia can occur with beta-blockade because b2- adrenoceptors normally stimulate hepatic glycogen breakdown (glycogenolysis) and pancreatic release of glucagon, which work together to increase plasma glucose.
85480
RadiologyThe reflecting layer in intensifying screens is made of titanium oxide and magnesium carbonate. This layer reflects light back toward the film, increasing the efficiency of the screen by ensuring that light photons traveling away from the film are redirected back to contribute to image formation.
90021
Oral SurgeryExplanation: Adrenaline (epinephrine) is commonly added to local anesthetics to prolong their effect and reduce bleeding in the area. It works by constricting blood vessels, which decreases the rate of absorption of the anesthetic into the bloodstream, thereby enhancing its duration of action.
50718
Public Health Dentistry
Pit and fissure caries are initiated by the accumulation of food debris and
bacteria in deep, narrow fissures and pits on the tooth surface, which are
protected from the normal cleansing mechanisms of the mouth, even in the absence
of a thick, mature dental plaque biofilm.
Plaque is necessary for the initiation of proximal, smooth surface, and root
surface caries.