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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