377.dentinogenesis imperfect occurs in which stage of tooth development

a.initiation

b.histodifferentiation

c.morphodifferentiation

d .maturation

Ans-b.histodifferentiation 

Ref mc donald 8th ed pg 53

376.The difference in color of subgingival and supragingival calculus is due to

a.ph of saliva
b.death of leucocytes
c.hemolysis of erythocytes
d.none


Ans-c.hemolysis of erythrocytes

375.The protiens found in the attachement plaque

a.albumin and globulin
b. amelogenin and enamelin
c.sialoprotien
d.desmoplakin and plakoglobin


Ans-d.desmoplakin and plakioglobin

375.Biological width means

a.sumof connective tissue and junctional epethilium

b.distance from  the tip of the papilla to th base of the sulcus

c.distance from the marginal gingiva to mucogingival junction

d.distance from the incisal edge of the tooth to the mucogingival junction

 Ans-a.sum of connective tissue and junctional epethilium

Ref-carranza 10th ed pg 1044

374.The gingiva is attached to the tooth by

a.lamina propria

b.periosteum

c.epithelial attachement

d.gingival fibres

Ans-d.gingival fibres 

ref carranza 10th ed pg 54

373:Ghost (shadow) cells are seen in

 a) Amelobastic fibroodontoma
 b) Calcifying odontogenic tumor
 c) compound odontoma
 d) all of the above


  Ans: D[Ref.shafer 5th ed pg 406,407]
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372: Oral,ocular and genital lessions are seen in:

 a) Erythema  multiforma
 b) Stevens-Johnson syndrome
 c) SLE
 d) None of the above

Ans: B[Ref.Shafer 4th ed pg 818 /5th ed pg 1111]

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371: Patient suffering from eagle's syndrome complains of

 a) Burning sensations in mouth
 b) Excessive salivation
 c) Glossodynia
 d) Dysphagia


Ans: D[Ref.Shafer 4th ed pg 864 /5th ed pg 1177]

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370: Which of the following structures are associated with bells palsy

 a) Sub mandibular gland
 b) Seventh cranial nerve
 c) Temporomandibular joint
 d) Glosso pharyngeal nerve

 Ans: B[Ref. Shafer 4h ed pg 859 / 5th ed pg 1170]


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369: Albers-Schonberg'sdisease is:

 a) cherubism
 b) Ameloblastoma
 c) Osteopetrosis
 d) Fibrous dysplasia

Ans: C [Ref.Shafer 5th ed pg 982]




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368:Angular stomatitis

 a) Can be a concomitant of any candidal infection
 b) Is seen mainly in adults
 c) May be associated with streptococcus
 d) May be a sign of anaemia

Ans: A[Ref.shafer 4th ed pg 556 / 5th ed pg 1246-47]

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367: Pioneer bacteria in dental caries are in

 a) Enamel
 b) Dentin
 c) Pulp
 d) Cementum

 Ans:B[Ref.Shafer 4th ed pg 443 /5th ed pg 623]

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366: Submerged teeth are

 a) Ankylosed teeth
 b) Uneruped teeth
 c) Impacted teeth
 d) Intruded teeth

 Ans: A[Ref.shafer 5th ed pg 86,87]


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365: Hairy tongue is characterized by

 a) Hypertrophy of fungiform papillae
 b) Hypertrophy of foliate papillae
 c) Hypertrophy of filiform papillae
d)  Hypertrophy of circumvallate papillae.

 Ans: C[Ref.shafer 4th ed pg 29 / 5th ed pg 41]


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364: Dense in dente is most commonly seen in:

a) Premolars
b) Paramolars
c) Lateral incisosrs
d) Maxillary canine

Ans: C[Ref.shafer 5th ed pg 57]

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