NEET MDS Shorts
67804
Oral SurgeryThe maxillary sinus is an air-filled cavity located above the upper teeth. The roots of the maxillary first molar are typically in close proximity to the floor of this sinus. Due to this anatomical relationship, extraction of the maxillary first molar is the most common dental procedure that can lead to an opening (oroantral communication) into the sinus cavity.
44680
PhysiologyAn increase of the pressure within one of the carotid sinuses would result in an increase in The activity of cardiac vagal fibers
64388
RadiologyWaters projection is useful for evaluating all the mentioned structures: frontal and ethmoidal sinuses, maxillary sinuses, and zygomaticofrontal sutures with nasal cavity. It provides comprehensive visualization of the middle third of the face and paranasal sinuses.
81932
EndodonticsRegarding tetanus protocol for infected wounds, none of the given statements are universally correct. The actual protocol depends on: 1) Patient vaccination history - if fully immunized and up-to-date, only tetanus toxoid booster may be needed, 2) Wound characteristics - clean vs contaminated wounds have different requirements, 3) Time since last vaccination - influences need for active vs passive immunization, 4) Immunocompromised status. The protocol may require tetanus toxoid alone, tetanus immunoglobulin alone, or both depending on individual circumstances. A standardized approach does not apply to all cases.
55586
Periodontics2% NaF is used in iontophoresis. This fluoride treatments brings about granular precipitation in dentinal tubules and reduces tubular diameter.
28564
General Medicine
While CNS manifestations are prominent in Wilson’s disease, hepatic cirrhosis is the most common non-CNS manifestation. It occurs due to the deposition of copper in the liver, leading to chronic liver damage.
96687
General PathologyTrisomy 13 is associated with congenital anomalies such as a small head, small eyes, and congenital heart defects.
17786
Oral PathologyOsteoradionecrosis is due to endarteritis of blood vessels.
16459
Prosthodontics
Explanation: The cold cure resin by the sprinkle-on method
provides a stable and accurate temporary record base for edentulous patients.
This method allows for better adaptation to the oral tissues and ensures a more
reliable fit during the recording of jaw relations.
55525
RadiologyLoss of lamina dura and ground glass appearance indicates fibrous dysplasia.