NEET MDS Shorts
26367
General Medicine
H. pylori produces the enzyme urease, which breaks down urea into ammonia and carbon dioxide, raising the local pH around the bacteria and protecting them from the acidic gastric environment.
84920
NEETMDSA dentigerous cyst is a type of odontogenic cyst that is typically associated with the crown of an unerupted or impacted tooth, most commonly the mandibular third molar. Therefore, it is not commonly associated with an erupted tooth
31975
MedicineNIDDM, or Non-Insulin-Dependent Diabetes Mellitus (Type 2 diabetes), is primarily characterized by insulin resistance, where the body's cells do not respond properly to insulin. To compensate for this resistance and maintain normal blood glucose levels, the pancreas initially produces excess insulin, leading to increased levels of insulin in the blood (hyperinsulinemia).
13769
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.
27210
NEETMDS
Radiographic contrast is primarily dependent on the differences in X-ray absorption between adjacent tissues, which is determined by their physical properties, collectively referred to as subject density.
A greater difference in subject density results in higher contrast.
Focal spot width and collimation affect image sharpness and the area of exposure, respectively,
62959
BiochemistryTyrosine is Aromatic amino acid
35209
Physiology
The rate of gastric emptying is influenced by the presence of food in the stomach, the type of food (carbohydrates, proteins, and fats), the distension of the duodenum, and the hormone gastrin, which can increase the rate of emptying.
50450
RadiologyIn reverse Townes projection, the central X-ray passes through the occipital bone.
44080
General Medicine
Brown tumors are benign fibro-osseous lesions that occur in the context of hyperparathyroidism due to increased osteoclast activity and bone resorption. They are typically seen in areas of high bone turnover.
54002
Dental Materials
Resin cements are generally applied in a film thickness of 25 µm or less for optimal performance.