NEET MDS Shorts
42756
PhysiologyIntrinsic factor binds to vitamin B12 and protects it from digestion, allowing it to be absorbed in the ileum.
50099
Pharmacology
Beta-blockers, such as propranolol, labetalol, and pindolol, can have membrane stabilizing effects (eg, quinidinelike effects, Vaughan-Williams class I antiarrhythmic effects). This property, usually not evident with therapeutic doses, may significantly contribute to toxicity by prolonging QRS duration and impairing cardiac conduction. Seizures are more commonly observed in the drugs with quinidinelike membrane stabilizing effects.
79716
Oral PathologyRadiation injury to the hematopoietic system occurs when whole body exposure ranges between 200-1000 rads.
74828
INI CET
If the patient is breathing but unresponsive (likely syncope), the immediate management is the Trendelenburg position (reclining the chair with legs slightly elevated), ensuring airway patency, and providing oxygen.
59106
Endodontics
Explanation: A mummifying agent, such as paraformaldehyde,
is used to preserve the pulp in cases where extirpation is challenging. This
approach is often used as part of pulp therapy in certain endodontic treatments.
64743
AnatomyThe cricothyroid artery is a branch of the superior thyroid artery
74511
NEETMDS
Growth modification treatments in orthodontics are typically most effective during a patient's pubertal growth spurt. This period generally coincides with the late mixed dentition stage.
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.
10070
PedodonticsThe early effect of primary trauma from occlusion is hemorrhage and thrombosis of blood vessels in the periodontal ligament.
83977
INI CET
Condensation silicone releases ethanol as a byproduct, which leads to dimensional shrinkage. Addition silicone does not release a byproduct, making it more dimensionally stable.