Oral Histology 2

20 Questions | Total Attempts: 490

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Oral Histology 2 - Quiz

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Questions and Answers
  • 1. 
    Indifferent fibres are
    • A. 

      Elastic fibres

    • B. 

      Oxytalan fibres

    • C. 

      Collagen fibres

    • D. 

      None of the above

  • 2. 
    Radiographically the level of normal interproximal alveolar crest corresponds to
    • A. 

      Epithelial attachment

    • B. 

      CEJ of adjacent teeth

    • C. 

      DEJ

    • D. 

      Gingival margin

  • 3. 
    The marrow found in the mandible is
    • A. 

      All fatty marrow

    • B. 

      All red marrow

    • C. 

      All fibrous marrow

    • D. 

      A combination of fatty and fibrous marrow

  • 4. 
    Odland bodies are seen in
    • A. 

      Stratum granulosum

    • B. 

      Stratum spinosum

    • C. 

      Stratum corneum

    • D. 

      Both A and B

  • 5. 
    As the osteoclasts move through bone,the leading edge of resorption is known as
    • A. 

      Reversal line

    • B. 

      Cement line

    • C. 

      Cutting cone

    • D. 

      Filling cone

  • 6. 
    Saliva which is formed in salivary gland when passes from salivary acini to duct orifices , it undergoes ion exchanges and as result saliva become
    • A. 

      Hypertonic some times

    • B. 

      Hypertonic always

    • C. 

      Hypotonic

    • D. 

      Isotonic

  • 7. 
    Direction of eruption inside bone is seen 
    • A. 

      Bodily axial

    • B. 

      Lingually continuous

    • C. 

      Bodily eccentric

    • D. 

      Lingually eccentric

  • 8. 
    Crown angulation when emerging from dental lamina of permanent mandibular 1st molar 
    • A. 

      Distally

    • B. 

      Buccal

    • C. 

      Lingual

    • D. 

      Mesial

  • 9. 
    Aminopeptidase in ameloblast is seen in
    • A. 

      Stratum reticulum

    • B. 

      Stratum intermedium

    • C. 

      Reduced enamel

    • D. 

      Stellate reticulum

  • 10. 
    Cytokeratin associated with stratification is
    • A. 

      K1 and K2

    • B. 

      K6 and K16

    • C. 

      K5 and K14

    • D. 

      K19

  • 11. 
    Tongue begin to develop
    • A. 

      4th week IU life

    • B. 

      6th week IU life

    • C. 

      8th week IU life

    • D. 

      14th week IU life

  • 12. 
    The blood vessels looped around enamel organ is seen in
    • A. 

      Bud stage

    • B. 

      Advanced bell stage

    • C. 

      Cap stage

    • D. 

      Early bell stage

  • 13. 
    First hard tissue forms in
    • A. 

      5-8 weeks in utero

    • B. 

      9-11 weeks in utero

    • C. 

      12-16 weeks in utero

    • D. 

      18-24 weeks in utero

  • 14. 
    Taste sensation in tongue is due to which membrane bound protein 
    • A. 

      Gustin

    • B. 

      Enamelin

    • C. 

      Statherin

    • D. 

      Amelogenin

  • 15. 
    Formation of reparative dentin with inclusion of odontoblast
    • A. 

      Osteodentin

    • B. 

      Predentin

    • C. 

      Sclerotic dentin

    • D. 

      Regular dentin

  • 16. 
    Melanocytes contacts adjacent
    • A. 

      1-10 keratinocytes

    • B. 

      21-30 keratinocytes

    • C. 

      31-40 keratinocytes

    • D. 

      41-50 keratinocytes

  • 17. 
    Histopathological staining of melanocytes is done with
    • A. 

      Tyrosine -DOPA method

    • B. 

      Oil red

    • C. 

      Sudan B

    • D. 

      PAS

  • 18. 
    Intimate lining  B cells of synovial membrane of TMJ  are
    • A. 

      Plasma cells

    • B. 

      Macrophages

    • C. 

      Endothelial cells

    • D. 

      Merkel cells

  • 19. 
    Pre eruptive movement of tooth
    • A. 

      Axial-eccentric

    • B. 

      Bodily- eccentric

    • C. 

      Axial-bodily

    • D. 

      Lingual-eccentric

  • 20. 
    Blood vessels appear in the dental pappilla
    • A. 

      Before formation of cervical loop

    • B. 

      Beginning of bud stage

    • C. 

      Bell stage

    • D. 

      Cap stage

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