NEET MDS Shorts
44591
RadiologyScintigraphy cannot differentiate benign and malignant tumours of the salivary gland.
43095
PhysiologyThe middle piece of the sperm cell is where the fibrous sheath is surrounded by spirally arranged mitochondria, which are the cell's powerhouses. They provide the energy required for the flagellum's movement during sperm motility.
15873
INI CET
Cleidocranial dysplasia (CCD) is a genetic disorder caused by a mutation in the RUNX2 gene, not an alpha one gene. The condition is characterized by a range of symptoms, including large fontanelles and open sutures in the skull, large frontal sinuses, and dental abnormalities such as a high arch palate and prolonged retention of deciduous teeth.
42447
Oral Medicine
Beta2 agonists, such as albuterol, work by binding to beta2 receptors on the smooth muscles surrounding the airways, leading to relaxation of these muscles and bronchodilation, which helps alleviate the bronchospasm characteristic of an asthma attack.
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.
60704
NEETMDSRoot canal morphology can be highly variable and complex. Clinically, it is best practice to assume the presence of additional canals until proven otherwise, as failure to locate and clean all canals can lead to endodontic failure. Canals often branch and can have multiple systems within a single root.
57912
RadiologyA 60-year-old male with a 1 cm lytic area in the lower bicuspid region on OPG has a most probable diagnosis of any one of the above.
49257
Orthodontics
SOLUTION Gingival group of fibers
Principal fibers of the periodontal ligament rearranges themselves quite rapidly to the position in about 4 weeks.The supra-alveolar gingival fiber take as much as 40 weeks to rearrange around the new position and thus predispose to relapse.
73605
RadiologySalt and pepper appearance in MRI of the salivary gland is suggestive of Sjogren syndrome.
41590
General MicrobiologyThe presence of Charcot-Leyden crystals is a characteristic microscopic feature of amoebic dysentery that distinguishes it from bacillary dysentery.