Amelogenesis imperfecta is a disorder of_____________?
(A) Ectoderm
(B) Mesoderm
(C) Endoderm
(D) Ecto and Mesoderm
A 7-year old child having yellowish discoloured spot of maxillary central incisor. His mother presents a history of injury to deciduous tooth 3 years back with recurrent infection & swelling. The diagnosis is_______________?
(A) Turners hypoplasia
(B) Generalised dental fluorosis
(C) Syphillitic hypoplasia
(D) Rickets hypomineralisation
Fordyce granules mostly occurs in all of the following area EXCEPT________________?
(A) Vermilion of the lip
(B) Posterior tonsillar pillar
(C) Alveolar ridge
(D) Palate
Developmental enamel defects are most commonly seen in_______________?
(A) Primary incisors
(B) Primary 2nd molar
(C) Permanent incisors
(D) Permanent 1st molar
Geographic tongue is of red colour because of________________?
(A) Infiltration of eosinophils
(B) Infiltration of neutrophils
(C) Both of the above
(D) None of the above
Failure of descent of thyroid analage can be seen in the tongue______________?
(A) In anterior 2/3 of dorsal aspect
(B) In posterior 1/3 of dorsal aspect
(C) Near the base of tongue close to foramen caecum
(D) In anterior 2/3 of inferior surface
A girl suffering from browing of teeth, wearing of enamel but not cavitory, OPG shows obliteration of pulp with narrowing of canal & deposition of secondary dentin, she gave the history that out of her 4 brothers 2 are suffering from the same disease, She is suffering from_______________?
(A) melogenesis imperfecta
(B) Dentinogenesis imperfecta
(C) Flurosis
(D) Odontodysplasia
The term dilaceration refers to______________?
(A) A deformity of a tooth consisting of a sharp bend bend in the root
(B) Abrasions on two surfaces of single tooth
(C) A root or tooth that is split into two
(D) A tooth that is fractured at two or more places
Which of the following features are of naso alveolar cyst_______________?
(A) An avoid shaped radiolucency above the lateral incisor and canine teeth
(B) Erosion of base above lateral incisor and canine teeth
(C) An inverted funnel shaped radiolucent lesion above the roots of lateral incisor and canine teeth
(D) A pear shaped radiolucent lesion between roots of lateralincisor and canine teeth
Which of the following is a soft tissue cyst which do not produce any radiographic changes______________?
(A) Nasolabial cyst
(B) Nasopalatine cyst
(C) Mid alveolar cyst
(D) Palatine cyst