Past Questions Periodontics AIIMS, July 2014. SR ship

PERIODONTICS
Questions Perio AIIMS, July 2014. SR ship

1.       Which of the following is a non resorbable suture
a.  Vicryl
b.  PGA/PGA
c.   Surgical
d.  Ethicon

2.       Which of the following is the most important virulent factor or P. Gingivalis?
a.  Proteases
b.  Hmbrac
c.   Capsule
d.  Polysaccharides

3.       Which of the following microbial group is associated with Aa?
a.  Yellow
b.  Red
c.  Green
d.  Purple

4.       RPP is caused by

a.  P. Gingivalis and T. Denticola
b.  P. Gingivalis and Aa
c.   P. Gingivalis and T. Forsythia
d.  P. Gingivalis and P. Intermedia


5.       The pH of regular non-stimulated saliva is
a.  5-6
b.  6-7
c.   7-8
d.  >7 always

6.       What are calcispherites?

a.  The calcium which is found in supragingival plaque
b.  The calcium found in subgingival plaque
c.  The calcium found at minerlisation front
d.  The calcium bound phosphate in matrix vesicles


7.       Which of the following is the long acting anesthesia?
a.  Bupivacaine
b.  Mapivaicaine
c.   Articaine
d.  Prilocaine

8.       Which of the following is the most potent APC?
a.  Macrophage
b.  Neutrophil
c.   B-Cell
d.  Langerhans cell

9.       Most bacterial species of RPP found under
a.  Provetella group
b.  Bacteroid group
c.   Filamentous
d.  Black pigmented

10.     The salivary gland acini are lined by

a.  Cuboidal cells
b.  Columnar cell (pyramidal)
c.   Myoepithelial cells
d.  Columnar ciliated


11. A father presented his son who is 5 years of age, with swelling in the parotid region. The
child is having fever and malaise from last 3 days. He has difficulty swallowing and general
malaise. Biopsy of  the parotid gland revealed chronic inflammatory cell infiltration and pus
discharge. The probable diagnose would be

a.  Acute bacterial parotitis
b.  Mumps
c.   Parotid gland tumor
d.  Sialolithiasis



12.     The artery which loops around superficial temporal artery is

a.  Middle meningeal artery
b.  Maxillary artery
c.   Masseteric artery
d.  Temporal artery


13.     The posterior pillar of the palatine tonsils is formed by which of the following muscle?

a.  Palatoglossal
b.  Palatopharyngeal
c.   Buccinators
d.  Glossopharyngeal


14.     The following is the function of a fixer in the development of radiographic films

a.  It removes the extra silver halides which are unfixed
b.  It strengthens/ fixes the silver halids onto the x-ray film
c.   It takes away extra developer solution
d.  It binds the developer to the film


15.     Which of the following antibiotic can’t be given to a pregnant lady?

a.  Doxycycline
b.  Penicillin
c.   Streptomycin
d.  Aminoglycosides

16.     The most effective and modern diagnostic aid used for the detection of fractures in the head
and neck region is

a.  CBCT
b.  0.8 mm CT
c.   MRI
d.  Scans using radio-isotopes


17.     Which of the following autogenous bone graft is not preferred for grafting- (doubt)

a.  Tibial graft
b.  Sternal graft
c.   Rib graft
d.  Ileac crest graft

18.     Which of the following mineral is essential for wound healing- (if magnesium is there in
the option then answer will be mg)

a.  Selenium
b.  Copper
c.   Lithium
d.  Calcium

19.     Which  of  the  following  is  a  diagnostic  indicator  of  viral  replication  in
hepatitis- b

a.  Presence of Hbs-Ag in blood
b.  Presence of Hbs-c in blood
c.  Presence of Hbs-e in blood
d.  Presence of Hbs-ab in blood


20.     The MMP,s most commonly associated with acute periodontitis is-

a.  MMP-1
b.  MMP-2
c.   MMP-9
d.  MMP-8

21. A known case of Diabetes mellitus has entered the medical emergency/ casualty in the subconscious state, the first step towards the management of this patient would be :
a.  Dextrose 5% IV
b.  Insulin injection
c.  Blood test to monitor the blood glucose
d.  HBS IV

22.     The time taken for the complete collagen fibres to form during wound healing is

a.  1 week
b.  3 weeks
c.   1 month
d.  6 week

23.     The bone graft which is best suited for periodontal regeneration is

a.  DMFD
b.  FDBG
c.   Cortical bone chips from the bone bank
d.  Anorganic bone

24.     Which of the following treatment modality is safest for the sinus lift procedure

a.  Soft lasers
b.  Piezoelectric appliances
c.   Osteotomes
d.  Shwartz membrane lifters

25.     The smooth muscles cells have the following shape

a.  Cylindrical
b.  Spindle
c.   Flattened
d.  Branched fusiform

26.     Which of the following is absent in periodontal ligament fibres

a.  Dermatan sulphate
b.  Mature elastin fibre
c.   Chondroitin sulphate
d.  Intermediate plexus

27.     The gingival enlargement is the most common finding in the following type of leukemia

a.  AML
b.  ALL
c.   CML
d.  CLL

28.     Which of the following is not a conditional gingival enlargement

a.  Pubertal
b.  Pregnancy
c.  Drug induced
d.  Leukaemic

29.     Which of the following are the most radio-sensitive cells in the body

a.  Basal cells
b.  Lymphoid tissues
c.   RBC;s
d.  Smooth muscles

30. A child of 5 years of age comes to the department of periodontology with necrotic, bleeding,
gingival, which name one can assign to the present condition-

a.  Acute necrotizing gingivitis
b.  Necrotizing gingival enlargement
c.   Necrotizing gingiva of HIV
d.  Necrotizing ulcerative periodontitis

31.     Which of the following is not a component of posterior triangle of the neck

a.  Pheranic nerve
b.  External jugular vein
c.   Subclavian vessels
d.  Hypoglossal nerve

32. A mother brings her daughter of 11 years of age to the clinic severe gingival recessions and
acute gingivitis, the mother said that she had the same problem when she of her age and there was a
complaint of early exfoliation of teeth of her mother. Till the time her mother reached puberty she
lost all her teeth. The probable diagnosis would be

a.  RPP
b.  AP
c.   Chronic periodontitis associated with systematic illness
d.  Chronic periodontitis

33.     The most effective way to clean the root concavities is –

a.  Tooth brush
b.  Dental floss
c.  Interdental brush
d.  Tooth pick

34.     The cells that forms the myeline shieth of cranial nerves

a.  Schwann cells
b.  Oligodendrocytes
c.   Glial cells
d.  Astral cells

35.     The form cells in arteromatous plaque is formed by

a.  Oxidized LDL and macrophages
b.  LDL and lymphocytes
c.   Macrophages and cholesterol
d.  Smooth muscles and macrophages

36.     Rabies is not caused by

a.  Cats
b.  Rats
c.   Dogs
d.  Monkeys

37.     The unit to measure the absorbed radiation dose is

a.  Siverts
b.  Roentgen
c.   Joule
d.  Rad

38.     The premolar which is commonly found to have only one pulp horn

a.  Maxillary first
b.  Maxillary second
c.   Mandibular first
d.  Mandibular second


39.     The last primary teeth to erupt is

a.  Mandibular second molar
b.  Mandibular third molar
c.  Maxillary second molar
d.  Maxillary third molar

40.     Inter nuclear inclusion bodies are most commonly found in:

a.  Condyloma
b.  Papilloma
c.  CMV
d.  HSV

41.     Osseous coagulum is formed by

a.  Blood and cortical bone
b.  Saline and cortical bone
c.   Blood and cancellous bone
d.  Saline and cancellous bone

42.     The best result after periodontal surgery can be expected in

a.  One wall defect
b.  Two wall defect
c.  Three wall defect
d.  Horizontal defect

43.     Which of the following local delivery agent is approved by FDA to be used as a monotherapy?

a.  Chlorhexidine chip
b.  Doxycyclin gel
c.  Minocyclin microspheres
d.  Tetracycline fibres

44.     Lack of primary stability of dental implant will result in

a.  Fibrous encapsulation
b.  Anti-titanium antibody formation
c.   Peri-implant abscess formation
d.  Occasional osseointegration

45.     Which of the following enhances the cytotoxic effect of aldehydes on human gingival
fibroblasts

a.  Gelatin
b.  Triclosan
c.   Polylactic acids
d.  Alcohol containing mouthwashes

46.     The cementum of periodontally weak root surfaces may exhibit all of the following except

a.  Increased minerlization
b.  Decreased minerlization
c.   Endotoxin adhesion
d.  Increased collagen cross bands

47.     The commonly occurring species in human gingival crevice are F. nucleatum and

a.  C. rectus
b.  P. Gingivalis
c.   B. Forsythus
d.  A. naeslundii

48.     The following antifungal is commonly used in immunocompromised patients for invasive and
systemic infections

a.  Terbinafin
b.  Flycytosine
c.   Griseofulvin
d.  Amphotericin B

49.     Longest half-life is of

a.  Diazepam
b.  Larazapam
c.   Triazolam
d.  Chlorazipam

50.     GTR is contraindicated in

a.  One wall defect
b.  Two wall defect
c.   Three wall defect
d.  Narrow defects

51.     Purple line which follows the contour of the gingival is seen in position of

a.  Lead
b.  Bismuth
c.   Arsenic
d.  Mercury

52.     Which of the following at the primary colonizers of gingival sulcus

a.  Streptococcus and actinomyces
b.  Filamenetous spirochetes
c.   Gram –ve anerobes
d.  Gram +ve anerobes

53.     The largest among the tongue papilla are

a.  Fungiform
b.  Fungiform
c.   Filiform
d.  Circumvallate

54.
The patient has high cholesterol, strong family history of CHD, smoker and
age… are II variables of –
a.  Multiple regression model
b.  Linear regression model
c.   Linear logistic regression
d.  Multiple logistic regression

55.     A test can tell 24 out of 80 positive. B test can tell 70 out of 80 positive. And
p value is <0.0005, which means

a.  B is more significant in testing a disease than A
b.  There are chances that almost every time the same outcome will occur after testing both A and B
c.   Test A is more specific than test B
d.  Both the test will do qualitative analysis

56.     Repeat-1

57.     Repeat 19

58.     FDA pregnancy-b category NSAID is
a.  Tolmetin
b.  Naproxen
c.   Mefenamic acid
d.  Paracetamol

59.
Where the defect is through and through but covered by soft tissue is what
kind of furcation involvement?
a.  Grade-I
b.  Grade-II
c.  Grade-III
d.  Grade-IV

60.     All are synthetic bone grafts except
a.  Bioplast
b.  Dentogen
c.   Nanogen
d.  Nova-bone

61.     Which of the following of fibres are absent from intermediate plexus (doubt)
a.  Horizontal
b.  Vertical
c.   Oblique
d.  Wavy

62.     The first formed bone in an extraction socket is
a.  Woven bone
b.  Spongy bone
c.   Cancellous bone
d.  Cortical bone