NEET MDS Shorts
23684
Oral and Maxillofacial Surgery
An intraoral periapical x-ray is the primary diagnostic tool for
detecting impacted molars. This type of x-ray provides a detailed view of the
entire tooth, including the surrounding bone and tissues, allowing the dentist
to determine the position and angulation of the impacted tooth in relation to
the adjacent structures. However, a CBCT may be used in more complex cases for a
three-dimensional assessment.
90115
Dental Materials
Acid etching creates microscopic tags and fissures on the enamel surface, allowing the restorative material to flow in and mechanically interlock, enhancing the bond strength.
29746
INI CET
Hyperpolarization makes the membrane potential more negative, moving it further from the threshold, thus inhibiting the neuron.
[Image of neuron action potential and hyperpolarization]
16904
General Medicine
Hydrocortisone, a glucocorticoid, is administered to reduce vascular permeability and suppress the systemic inflammatory response in anaphylaxis. Its effects are not immediate but can help in preventing a biphasic reaction and prolonging symptoms.
40862
General MedicineVentilation/perfusion ratio is highest in the apex of lung
16372
INI CET
Streptococcus pneumoniae are Gram-positive, lanceolate-shaped diplococci.
59319
NEETMDS
A permissive occlusal splint (also called a stabilization
splint or Michigan splint) is designed to: Allow the condyles to seat in the centric relation (CR)
position. Provide uniform posterior occlusion when the mandible is
in CR. Guide mandibular movements with anterior guidance,
ensuring posterior disocclusion during lateral and protrusive movements. This design "permits" the muscles and joints to function without
interference, reducing abnormal loading and parafunctional activity.
39717
ProsthodonticsThe aesthetics of the artificial denture begins with examination and diagnosis.
23022
PedodonticsLateral food impaction occurs mainly due to open proximal contact.
60141
INI CET
The correct sequence for selective grinding of excursive movements in a denture during occlusion adjustment is typically: Balancing (medial or non-working) movements, Protrusive movements, and finally Working (buccal or lateral) movements. This sequence ensures stable and functional occlusion.