NEET MDS Shorts
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NEETMDSAlpha waves are a type of brain wave activity that is typically observed when a person is in a relaxed, yet awake state, often with their eyes closed. They are less prominent when a person is actively focused or during sleep stages.
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ProsthodonticsThe function of the posterior palatal seal (PPS) is to ensure a complete seal thus helping in retention of a denture.
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Oral Medicine
tPA is a thrombolytic agent used to dissolve blood clots. In the treatment of pulmonary embolism, it is administered to break down the clot in the pulmonary artery, thereby improving blood flow and reducing the risk of complications.
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Public Health Dentistry
Pit and fissure caries are initiated by the accumulation of food debris and
bacteria in deep, narrow fissures and pits on the tooth surface, which are
protected from the normal cleansing mechanisms of the mouth, even in the absence
of a thick, mature dental plaque biofilm.
Plaque is necessary for the initiation of proximal, smooth surface, and root
surface caries.
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NEETMDS
The center of rotation (COR) is the point around which a body rotates when a force is applied.For pure intrusion (bodily movement along the tooth/s long axis with no tipping), the center of rotation is located at infinity.This means the entire tooth moves vertically without any angular change.
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PhysiologyBoth low pH in the stomach and high pH in the duodenum inhibit gastric acid secretion, helping to regulate the digestive process.
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INI CET
WHO pathfinder sampling methodology: A minimum of 25 subjects per site per age group is recommended. Calculation: 12 sites × 25 subjects per site = 300 subjects per age group. For 4 index ages: 4 × 300 = 1200.
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PedodonticsA "V" shaped bone loss is seen in trauma from occlusion.
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ProsthodonticsExplanation: The combination of acrylic resin posterior teeth and porcelain anterior teeth can lead to differential wear and stress concentrations, which may cause resorption of the anterior residual ridge. Porcelain teeth are harder and can create more stress on the underlying bone compared to acrylic teeth, leading to potential resorption. Therefore, option 2 is the correct answer, as it highlights the negative impact on the anterior ridge.
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Oral PathologyDarier’s disease is associated with a deficiency of Vitamin A involving mucosa and epithelium.