NEET MDS Shorts
43543
Oral Medicine
In early Huntington's disease, common behavioral symptoms include depression, apathy, irritability, and social withdrawal. Hyperactivity is not a typical early symptom; rather, the disease is more associated with a decline in motor function and increased involuntary movements (chorea).
71741
Oral SurgeryThe inferior alveolar nerve exits the mandibular foramen and runs in the mandibular canal before it branches off to supply the teeth, including the second premolar. To anesthetize the nerve at this point, the injection site is commonly located between the first and second premolars, inferior to the root apices, where the nerve is relatively superficial and accessible.
31514
Dental Materials
The recommended force for condensing a composite resin using a 0.5 mm diameter condenser nib is 3.75 pounds. This force is considered optimal and is well within the physiologic limits of the tooth.
45317
MedicineA solitary pulmonary nodule (SPN) is a single, small, well-defined lesion in the lung. The investigation of choice for evaluating an SPN is a computed tomography (CT) scan.
52476
OrthodonticsExplanation: Thumb sucking is a common behavior in children and does not always lead to maxillary prognathism, psychological disturbances, or the need for appliance therapy. Many children stop thumb sucking on their own without intervention.
37938
Pharmacology
Idoxuridine acts as an antiviral agent against DNA viruses by inhibiting thymidilate phosphorylase and viral DNA polymerases.
The effect of Idoxuridine results in the inability of the virus to reproduce or to infect/destroy tissue.
This product is available in the following dosage forms:Solution and Ointment
78587
General Medicine
Hemophilia A is an X-linked recessive disorder, caused by a deficiency of factor VIII. Since the patient's mother is a carrier, she must have one defective X chromosome and one normal X chromosome. The patient, being a male, has a 50% chance of inheriting the disorder from his mother, which is the most likely scenario given the family history and the X-linked inheritance pattern. Hemophilia B is also X-linked but would be mentioned as Christmas disease if it were the correct answer. Hageman trait is an autosomal recessive disorder related to factor XII, which is less common than Hemophilia A and B.
57818
INI CET
Schlour and Massler are known for their work on tooth development and eruption standards (Schour and Massler chart), not specifically for using dentin translucency in age estimation.
41194
PedodonticsFunctional space maintainers are typically made to be removable for ease of cleaning and adjustment, which is essential for the patient's oral hygiene and the overall success of the treatment. While they also replace the tooth/teeth and prevent mesial drift and supraeruption of teeth from the opposing arch, the key advantage is their ability to maintain function and promote proper eruption of the permanent teeth.
31307
Pharmacology
Pyridoxine – drug interactions : INH – induces a pyridoxine deficiency state
Levodopa – pyridoxine promotes peripheral conversion of levodopa to dopamine – thus it decreases therapeutic action of levodopa in the brain
Oral contraceptive pills – decrease pyridoxine levels in some females
Hydralazine – impairment of pyridoxine utilisation
4-deoxy pyridoxine – pyridoxine antagonist