NEET MDS Shorts
83381
Oral SurgeryThe onset of action of lidocaine is 3-5 minutes.
17236
General PathologyOsteopetrosis is characterized by thick and brittle bones due to increased osteoclast activity, which is impaired, leading to abnormal bone remodeling.
69330
INI CET
Pre-surgical orthodontics involves occlusal decompensation (aligning teeth within each jaw), while post-surgical treatment fine-tunes the occlusion so the teeth fit perfectly in the new skeletal relationship.
68323
Oral PathologyGardners syndrome does NOT typically show cotton wool, multifocal radiodense conglomerates. Gardners syndrome (familial adenomatous polyposis) is associated with multiple osteomas, odontomas, and supernumerary teeth, but not the characteristic cotton wool appearance. Cemento-osseous dysplasia, Pagets disease, and fibrous dysplasia all can show cotton wool or ground-glass radiodense patterns with mixed radiolucent-radiopaque appearances.
44156
Dental AnatomyA mandibular primate space is usually found in the primary dentition between canine and first molar
37310
PhysiologyVitamin D deficiency is most commonly due to insufficient exposure to sunlight, as the skin synthesizes vitamin D when exposed to UVB radiation. Other factors include poor dietary intake and impaired conversion or absorption in the liver and kidneys.
19422
Oral PathologyFibrous ankylosis is the most common complication of rheumatoid arthritis involving the TMJ. RA causes chronic synovitis, leading to destruction of articular cartilage and subchondral bone. This inflammatory process results in scar tissue formation and fibrous adhesions between articular surfaces, causing restricted mouth opening. While condylar resorption may occur, fibrous ankylosis is more frequent and characteristic of RA progression.
63266
Dental Materials
The relationship between zinc concentration and setting expansion is not specified in the given text. However, the presence of zinc in amalgams can affect the rate and extent of setting.
52443
General PathologyThe primary mechanism of action of H. pylori in chronic antral gastritis is the induction of chronic inflammation and gland atrophy.
22656
Community Dentistry
Indian Penal Code (IPC) Section 307 pertains to grievous injuries, including those involving permanent damage to body structures like teeth. This section deals with causing life-threatening harm or injuries resulting in long-term disability.