NEET MDS Shorts
75616
INI CET
Dideoxy nucleotides (ddNTPs) are used in DNA sequencing (Sanger method) to terminate chains. Standard PCR only requires dNTPs.
76092
EndodonticsFor avulsed tooth reimplantation, only gentle saline irrigation of both socket and root surface is recommended. Aggressive curettage damages remaining periodontal ligament cells essential for successful reimplantation.
57446
Oral Medicine
Albuterol is a beta2-adrenergic agonist that relaxes bronchial smooth muscles, while ipratropium is a muscarinic antagonist that blocks the parasympathetic effects on the airways, leading to bronchodilation.
23251
PeriodonticsAddressing significant occlusal prematurities prior to surgical intervention prevents undue stress and facilitates proper healing, while finer adjustments can be made post-surgically.1
13282
Dental Materials
The condensation silicone impression materials are supplied as a base paste and a low-viscosity liquid catalyst (or a paste catalyst).
Putty is a high-viscosity material that has been developed in order to overcome the large polymerization shrinkage of the condensation silicone impression materials.
All the other impression materials are generally supplied as catalyst paste & base paste.
29215
PedodonticsA compound PDL pocket is present on 2 or more surfaces.
98948
General Medicine
Factor II (prothrombin) deficiency leads to a prolonged PT (Prothrombin Time) because it is involved in the extrinsic pathway of the coagulation cascade, which is assessed by the PT test. The aPTT (activated Partial Thromboplastin Time) is normal because the intrinsic pathway is not affected.
49846
General Medicine
The rapid onset of symptoms after a large meal at a buffet, along with the presence of severe epigastric pain and watery diarrhea, suggests a gastrointestinal infection. Clostridium perfringens is a common cause of foodborne illness and typically presents within 8 to 16 hours of ingestion. The condition is usually self-limiting and improves with supportive care.
97066
Prosthodontics
Explanation: The compensating curve is designed to ensure
that occlusal contacts are balanced during protrusive movements, which is
essential for maintaining stability and function of the complete denture. This
curve helps to distribute occlusal forces evenly and prevents tipping or
dislodgment of the denture during functional movements. The other options do not
accurately reflect the primary purpose of the compensating curve.
54554
PedodonticsThe periodontal pocket wall between tooth and bone is an infrabony pocket.