DEntal Let's learn through MCQ's

Discussion in 'Dental PG MDS IQE MFDS ADC Exams' started by guest2011, Jul 24, 2012.

  1. bhagat

    bhagat Guest

    Q. correlation between age and weight in a child best represented by
    a) histogram
    b) line diagram
    c) scatter diagram
    d) bar diagram
  2. bhagat

    bhagat Guest

    Q. Half-life of free HIV in plasma is

    1. 24 hours
    2. 6 hours
    3. 12 hours
    4. 3 months
  3. guest2011

    guest2011 Moderator

    Q. Lefort I fracture includes

    1 ecchymosis at greater palatine foramen
    2 ecchymosis at naso palatine foramen
    3 ecchymosis at mastoid process
    4 Tell tale hematoma


    Ans is A i.e ecchymosis at greater palatine foramen,this is also called as Greuin's sign...
  4. guest2011

    guest2011 Moderator

    Q. Stain used in exfoliative cytology for screening of carcinoma of cervix is

    1 Grey mason stain
    2 Methylene blue soltn
    3 Papanicolau stain
    4 Romanowsky stain
  5. guest2011

    guest2011 Moderator

    Q- The diagonal slot opening on the Tofflemire matrix retainer(also called the Universal matrix system) is always placed facing the gingiva. This:

    a. Permits easy separation of the retainer from the band in an occlusal direction
    b. Allows for better contour of band to tooth
    c. Allows for easier wedge placement
    d. Is less harmful on the gingiva
  6. meenal

    meenal Guest

    Q- Neurotransmitters involved in depression are-

    a. GABA and Dopamine
    b. Serotonin and Norepinephrine
    c. Serotonin and Dopamine
    d. GABA and Norepinephrine
  7. meenal

    meenal Guest

    Q. The giant cell granuloma is characterized by all of the following histopathologic features EXCEPT

    1.Foci of hemorrhage.
    2.Scattered eosinophils.
    3.Deposits of hemosiderin.
    4.Many multinucleated giant cells.
  8. meenal

    meenal Guest

    Q. The best immediate treatment for her bruxism problem would be

    1.To refer her for psychiatric counseling.
    2.Elimination of the balancing interference.
    3.Temporary splinting of mobile teeth..
    4.To construct an occlusal (night) guard.
  9. meenal

    meenal Guest

    Q. Unilateral mastication will tend to result in

    1.Greater accumulation of plaque on the unused side.
    2.Greater accumulation of plaque on the used side.
    3.A greater degree of periodontal disease on the used side.
    4.Heavier and denser bone support on the unused side.
  10. meenal

    meenal Guest

    Q. Of the following salivary gland lesions, which is usually associated with the sicca syndrome?

    1.Mixed tumor
    2.Adenoid cystic carcinoma
    3.Mucoepidermoid carcinoma
    4.Benign lymphoepithelial lesion
  11. komal

    komal Guest

    Q- Dry heat destroys microorganisms primarily by-

    a. Lysis
    b. oxidation
    c. Hydrolysis of DNA
    d. Coagulation of proteins
  12. komal

    komal Guest

    Q- Sensory nerve supply of the larynx below the level of vocal chord is by-

    a. External branch of Superior Laryngeal nerve
    b. Internal branch of Superior Laryngeal nerve
    c. Recurrent laryngeal nerve
    d. Inferior pharyngral nerve


    Sensory supply of the larynx is by the X nerve , above the vocal cord by sup laryngeal nerve and below by recurrent.
  13. komal

    komal Guest

    Q. Secondary amyloidosis is seen with all except:

    1.Tuberculosis
    2.Leprosy
    3.Osteomyelitis
    4.Multiple myeloma
  14. komal

    komal Guest

    Q1) Most comon caries site in primary 1st molar?
    1)occlusal pits n fissures
    2)proximal surface below cntact point
  15. komal

    komal Guest

    ich is nt formed 4m cartilaginous part of viscerocranium?
    a)sphenoid
    b)zygomatic
    c)vomer
    d)lacrimal
  16. komal

    komal Guest

    q)excitatn contractn coupling in cardiac muscle is mediatd by
    1)I/C Ca
    2)E/C Ca
    3)sarcplasmic Ca
    4)I/C K
  17. komal

    komal Guest

    1ST CLINICL sign of vit A DEF?
    A)nght blindness
    b)conjuctvl xerosis
  18. komal

    komal Guest

    conc of sodium fluoride in APF?
    1) 2%
    2)1.23%
  19. komal

    komal Guest

    all of foll r true in Randomised controlled trial except:
    1)sample size depends on hypothesis
    2)drop outs excluded 4m stdy
  20. komal

    komal Guest

    all of foll r true in Randomised controlled trial except:
    1)sample size depends on hypothesis
    2)drop outs excluded 4m stdy
  21. komal

    komal Guest

    Q. Wound that does not involve dermis is.

    Abrasion
    Contusion
    Laceration
    Incision
  22. guest2011

    guest2011 Moderator

    Q- Prion - true is

    (a)readily inactivated by autoclave at 121C
    (b)evokes strong immunologic reaction
    (c)Have a long incubation period
    (d)contains nucleic acid
  23. guest2011

    guest2011 Moderator

    Q- Which jaw position is Muscle-Guided position-

    a. Centric Occlusion
    b.Centric relation
    c. Rest position of mandible
  24. guest2011

    guest2011 Moderator

    Q- A root that seldom contains 2 canals is the:

    a. Distobuccal root of the maxillary molar
    b. Mandibular central incisor
    c. Maxillary second premolar
    d. Distal root of the mandibular molar
  25. guest2011

    guest2011 Moderator

    Q- Most common malignant tumor of minor salivary gland is ?

    a. mucoepidermoid ca
    b. adenoid cystic ca
    c. adeno ca
    d. malignant mixed tumour
  26. mahim

    mahim Guest

    Q- The " Working Length" of a tooth refers to:

    a. The total length of a tooth from crown tip to root tip.
    b. The measured length of a radiograph of the tooth.
    c. The distance between a reference point on the crown and the apical limit of the tooth
    d. None of the above
  27. mahim

    mahim Guest

    Q- Leaving the tooth open between appointment during root canal therapy could lead to:

    a. Healing of the periapical lesion
    b. Bacterial contamination of the root canal system
    c. Neither A nor B
  28. mahim

    mahim Guest

    Q ) most common site for cylindroma?

    a) parotid gland
    b) submandibular
    c) sublingual
    d) palatal


    along with that submaxillary and accessory glands in palate and tongue.
  29. komal

    komal Guest

    Q- For extraction in a leukemic patient-

    a. Consult Physician
    b. Obtain WBC count
    c. Obtain Platelet count
    d. All of the above
  30. komal

    komal Guest

    Q. Ecg in hyperkalemia shows -

    1 u wave
    2 tall t wave
    3 j wave
  31. komal

    komal Guest

    Q- Vitamin A is stored in the form of ?

    A. Retinol
    B. Retinaldehyde
    C. Retinylpalmitate
    D. Retinoic acid
  32. komal

    komal Guest

    Q. Ataxic nystagmus means a lesion in the

    Labyrinth
    Cerebellum
    Vestibule
    Median longitudinal fasciculus
  33. komal

    komal Guest

    Q. conc of savlon to disinfect chitel forceps?

    a)100%
    b)50%
    c)10%
    d)1%
  34. komal

    komal Guest

    Q. concentration of flouride in dental plaque?

    1.50-100ppm
    2.40ppm
    3.30ppm
    4.10ppm
  35. komal

    komal Guest

    Q. Toxicity of local anaesthesia is reversed by:

    A. IV Epinephrine
    B. IV Nalorphine
    C. IV Barbiturates
    D. IV Sodium bicarbonate
  36. komal

    komal Guest

    Q. functional appliances in skeletal class- 2 are indicated when-
    a) maxilla s normal, mandible s retrognathic
    b) mandible is retrognathic in mature individual???
  37. guest2011

    guest2011 Moderator

    Q- Cuspal reduction Decreases-

    a. Resistance form
    b. Retention form
    c. Convenience form
    d. Pulpal involvement
  38. guest2011

    guest2011 Moderator

    Q- If Acidogenic bacteria are to produce caries,It is required that they-

    a. Are aerobic
    b. Produce phosphoric acid
    c. Colonize the tooth surface
    d. Grow and reproduce in Acidic environment
  39. guest2011

    guest2011 Moderator

    Q Which of the following cranial nerves present in the cranial fossa?

    a.3rd to 12th
    b.4th to 12th
    c.5th to 12th
    d.6th to 12th
  40. guest2011

    guest2011 Moderator

    Q which speed film is used 4 caries detection?

    a. D
    b. E
    c. B
    d. F
  41. guest2011

    guest2011 Moderator

    An acute arthritis of great toe is a clinical sign of which disease ??

    rheumatoid arthritis
    osteoarthritis
    gout
    osteomyelitis
  42. mahim

    mahim Guest

    Q. foramen in base of skull most posteriorly present?
    a)foramen spinosum
    b)foramen lacerum
  43. mahim

    mahim Guest

    Q. ramus lingualis vagii is-
    pharyngeal plexus
    laryngeal plexus
    parotid plexus
    none
  44. meenal

    meenal Guest

    a pt of acute rheumatic fever on aspirin therapyis going to undergo elective surgery..true about aspirin is
    a..aspirin should be stopped 1 wk b4 surgery as it prevents platelet aggregation
    b...aspirin shld be continued
    c....aspirin shld be stopped after 1 wk of surgery
    d...aspirin be stopped 1 day before surgery..
  45. komal

    komal Guest

    Q. In general, ductility______ in temperature, whereas malleability _______ in temperature.

    a) increases with increase, decreases with increase
    b) decreases with increase, increases with increase
    c) None ofthe above
  46. mahak

    mahak Guest

    Q. All r alpha 2 blockers except

    Yohimbine
    phentolamine
    prazocin
    sibutramine



    Phentolamine- Alpha 1 + alpha 2 Blocker
    Prazocin- Alpha 1 blocker
    Sibutramine- is a centrally-acting serotonin-norepinephrine reuptake inhibitor
    Last edited by a moderator: Sep 7, 2012
  47. mahak

    mahak Guest

    Q. True about penicillin

    acid resistant
    excreted mainly thru kidney
    more concentrated in prostatic fluid
    broad spectrum antibiotic
  48. guest2011

    guest2011 Moderator

    Q- All are required for PCR.EXCEPT-

    a. Taq Polymerase
    b. d-NTP
    c. Primer
    d. Radiolabelled DNA probe

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