Dentinal union of two embryologically develog teeth is referred as______________?
A. Gemination
B. Twinning
C. Concrescence
D. Fusion
Medical Mcqs
Which one of the following is the cause of dilacerations ?
Which one of the following is the cause of dilacerations ?
A. Trauma to the tooth germ during root development
B. Abnormal displacement of tooth germ during root development
C. Abnormal proliferation of enamel epithelium during tooth development
D. Abnormal displacement of ameloblasts during tooth formation
Taurodontism is usually seen in_________________?
Taurodontism is usually seen in_________________?
A. Mesiodens
B. Incisor with talon/cusp
C. Mandibular first molar
D. Maxillary premolars
Large pulp chambers are characteristic of all the following conditions except_______________?
Large pulp chambers are characteristic of all the following conditions except_______________?
A. Shell teeth
B. Tauradontisam
C. Dentin Dysplasia
D. Dentinogenesis imperfecta
The inheritance pattern of dentinogensis imperfecta is______________?
The inheritance pattern of dentinogensis imperfecta is______________?
A. Homozygous
B. Autosomal dominant
C. Recessive
D. X-linked recessive
Which of the following teeth is most likely to be congenitally missing ?
Which of the following teeth is most likely to be congenitally missing ?
A. Maxi. central incisor
B. Mandibular canine
C. Mand. second premolar
D. Maxillary first premolar
In Treacher collin’s syndrome there is________________?
In Treacher collin’s syndrome there is________________?
A. Upward slog of the palpebral fissure
B. Poorly developed or absence of malar bones
C. Progenia and mandibular prognathism
D. No loss of hearing
A bony hard asymptomatic swelling found on the midline of the hard palate that appears radiopaque on a radiograph is most likely a__________________?
A bony hard asymptomatic swelling found on the midline of the hard palate that appears radiopaque on a radiograph is most likely a__________________?
A. Odontoma
B. Myxoma
C. Boney cyst
D. Torus palatinus
Talon’s cusp is characteristic of which syndrome_________________?
Talon’s cusp is characteristic of which syndrome_________________?
A. Edward’s syndrome
B. Klinefelter’s syndrome
C. Rubinstein Taybi syndrome
D. Down’s syndrome
Which of the following is unlikely to cause enamel hypoplasia ?
Which of the following is unlikely to cause enamel hypoplasia ?
A. Rickets
B. Fluoride
C. Congenital syphilis
D. Cleidocranial dysostosis