NEET MDS Shorts
13490
Pharmacology
first choice pethidine Use of MAO inhibitors in patient taking pethidine / pentazocine can precipitate serotonin syndrome.
53463
NEETMDSThe saddle angle (S-Ar-Go) ) is a cranial base angle and is considered a stable, non-changing reference point in cephalometric analysis, even after orthodontic treatment. Other angles like SNA, ANB, and SNB are related to jaw positions and relationships, which can and often do change with growth and treatment.
51469
Physiology
In the sympathetic nervous system, the pre-to-post ganglionic fiber ratio of 1:20 to 1:100 indicates that there are fewer postganglionic fibers than preganglionic fibers. This ratio suggests that each preganglionic neuron synapses with multiple postganglionic neurons, thereby amplifying the sympathetic response to a given input.
30341
State PSC PYQGlass ionomer cement is the most suitable material for managing root caries in patients with xerostomia (dry mouth) due to its unique properties. It can bond to the tooth structure in a moist environment and, crucially, it releases fluoride, which helps prevent further decay in patients with reduced salivary flow and high caries risk.
29486
BiochemistryVLDL is a lipoprotein particle synthesized in the liver and secreted into the bloodstream to transport endogenously synthesized triglycerides and cholesterol to peripheral tissues. The triglycerides in VLDL are derived from fatty acids synthesized in the liver, and the cholesterol is derived from both dietary sources and de novo synthesis in the liver. They are not usually linked covalently to apoproteins (Answer 1), nor do they primarily consist of phosphatidylcholine (Answer 2). While the types of lipids found in the diet (Answer 4) can influence the liver's synthesis of VLDL, the statement does not accurately describe the direct composition of VLDL.
83141
NEETMDS
Bacteria are most populated in the proximal areas of teeth due to the difficulty of cleaning these interdental spaces effectively, allowing plaque accumulation.
56556
Dental Materials
ZnO is a filler in Gutta Percha, and it improves the strength and flexibility of the material.
59501
EndodonticsEmergency treatment requires immediate access to remove necrotic pulp tissue and establish drainage through the root canal. This provides the most effective drainage and removes the source of infection.
87479
PeriodonticsGTR is an example of a non-graft associated regenerative technique.
10421
Oral SurgeryScrub technique refers to the method of scrubbing the operator's hands and forearms before donning gown and gloves. This is essential for maintaining a sterile environment and reducing the risk of surgical site infections.