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Showing page 1 of 5 (44 total shorts) — subject: "State PSC PYQ"
#1 State PSC PYQ
The classification uses a Venn diagram to combine multiple occlusal characteristics.
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Statement associated with the Ackerman–Profitt Classification of dental malocclusion:
1) Does not allow evaluation of crowding
2) Based on a Venn diagram illustrating occlusal characteristics
3) Disregards skeletal discrepancies
4) Focuses only on molar sagittal relation
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#2 State PSC PYQ
According to the inverse square law, intensity ? 1/(distance²). Doubling the distance decreases the intensity to 1/4 of the original value.
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According to the Inverse Square Law, if the distance from the X-ray source is doubled, the intensity:
1) Doubles
2) Remains the same
3) Decreases by half
4) Decreases to one-fourth
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#3 State PSC PYQ
  • Diatomaceous earth (an inert filler) is the largest component of alginate impression material by weight percentage. It makes up approximately 60% of the material.
  • Potassium alginate (the reactive component) is the next largest component, usually around 15-20%.
  • Calcium sulfate (the reactor) and sodium phosphate (the retarder) are present in smaller quantities.
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Answer
Which of the following is the largest component of an alginate impression material by weight percentage?
1) Diatomaceous earth
2) Calcium sulfate
3) Sodium phosphate
4) Potassium alginate
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#4 State PSC PYQ
A zygomatic complex fracture, which involves the separation of the zygoma from its adjacent bones, often presents with a palpable step deformity along the infraorbital rim. This deformity is a key physical sign of the bone displacement. Battle's sign (bruising behind the ear) is typically associated with a base of skull fracture, not a zygomatic one. A deviated nasal septum relates to nasal injuries. Crepitus in the frontal bone is indicative of a frontal bone fracture. 
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Answer

Which of the following is the hallmark clinical sign of a zygomatic complex fracture?

  1. Battle's sign
  2. Deviated nasal septum
  3. Crepitus in the frontal bone
  4. Step deformity at the infraorbital rim
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#5 State PSC PYQ
Primary prevention aims to stop disease before it starts. Pit and fissure sealants protect tooth surfaces and prevent caries formation.
Serial extraction and scaling and root planning are examples of secondary or tertiary prevention, as they involve treatment after a condition (malocclusion or periodontal disease) has already started.
Fluoride use on incipient caries is also secondary prevention as it aims to halt the progression of an already existing early lesion.
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Which of the following is an example of primary prevention in dentistry?
1) Pit and fissure sealants
2) Serial extraction
3) Scaling and root planning
4) Fluoride use on incipient caries
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#6 State PSC PYQ
Subchondral cysts are a common finding in osteoarthritis of various joints, including the temporomandibular joint (TMJ).They form due to the degeneration of articular cartilage and the subsequent changes in the underlying bone..
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Subchondral cyst formation is observed in which temporomandibular joint disease?
1) Ankylosis
2) Osteoarthritis
3) Rheumatoid arthritis
4) Internal derangement
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#7 State PSC PYQ
Dietary fluoride supplements are generally recommended for children living in areas with low water fluoridation. The indication usually stops once the child is older than 13 years since permanent teeth are fully erupted and matured. Therefore supplements are NOT indicated above 13 years.
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In which age group is dietary fluoride supplement NOT indicated for children with rampant caries?
1) 3-13 years
2) Not indicated in any age group
3) 2-3 years
4) Above 13 years
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#8 State PSC PYQ
A sanitary pontic is the most appropriate design for a flat ridge and ease of cleansing because it has a minimal or no contact with the underlying ridge, allowing for easy cleaning with dental floss or other hygiene aids. This design minimizes plaque accumulation and inflammation, making it suitable for areas where esthetics are not a primary concern, such as posterior regions. 
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Which pontic design is most appropriate for a patient with a flat ridge and ease of cleansing?

  1. Ovale pontic
  2. Conical pontic
  3. Sanitary pontic
  4. Ridge lap pontic
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#9 State PSC PYQ
Splinting severely mobile teeth in the presence of active periodontal inflammation is contraindicated. Splinting should only be done after inflammation control.
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Which of the following is a contraindication for periodontal splinting?
1) To stabilise teeth after acute dental trauma
2) To stabilise teeth after orthodontic treatment
3) To prevent extrusion of unopposed teeth
4) To stabilise moderate to severe tooth mobility in presence of periodontal inflammation
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