Mottled enamel is due to______________?
A. Vitamin A deficiency
B. Excess of fluoride
C. Vitamin D deficiency
D. Teratogens
Development Disturbances
Microdontia is most commonly seen affecting_______________?
Microdontia is most commonly seen affecting_______________?
A. Max. lateral incisor
B. Mand. Second premolar
C. Mand. Central incisor
D. Mand. first premolar
A 4-year old child has less number of teeth and lateral incisors with bifurcated roots with two root canals is called_____________?
A 4-year old child has less number of teeth and lateral incisors with bifurcated roots with two root canals is called_____________?
A. Dilaceration
B. Concrescence
C. Fusion
D. Gemination
Prolonged administrator of broad spectrum antibiotics results in the formation of_______________?
Prolonged administrator of broad spectrum antibiotics results in the formation of_______________?
A. Black hairy tongue
B. Median rhomboid glossitis
C. Geographic tongue
D. Fissured tongue
Fusion of teeth is more common in_______________?
Fusion of teeth is more common in_______________?
A. Primary dentition
B. Permanent dentition
C. Mixed dentition
D. None of the above
All are true about supernumerary tooth except_______________?
All are true about supernumerary tooth except_______________?
A. May have resemblance to normal teeth
B. Disto molars doesn’t resemble any other tooth
C. Mesiodens is the most common supernumerary tooth
D. More common in mandible
False about anodontia_______________?
False about anodontia_______________?
A. May involve both the deciduous and the permanent dentition
B. In false anodontia tooth doesn’t undergo full development
C. May involve a single tooth
D. In total anodontia all teeth are missing
Clinical evidence of dentinogenesis imperfecta is______________?
Clinical evidence of dentinogenesis imperfecta is______________?
A. Defective enamel and dentine
B. Defective dentine and obliterated pulp chamber
C. Increased rate of caries
D. Oligodontia
Lingual tonsils arise___________________?
Lingual tonsils arise___________________?
A. As developmental anomalies
B. From carcinomatous transformation
C. As a result of hyperpalsia
D. Due to repeated trauma in the area
Ectopic sebaceous glands in the mouth are called________________?
Ectopic sebaceous glands in the mouth are called________________?
A. Linea alba buccalis
B. Heck’s disease
C. Lingual verices
D. Fordyce spots