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Questions and Answers
Which of the following factors is classified as a teratogen in causing developmental defects of teeth?
Which of the following factors is classified as a teratogen in causing developmental defects of teeth?
- Nutritional deficiency
- Radiation (correct)
- Local trauma
- Infections
What is the classification of developmental disturbance of teeth which includes abnormalities in number?
What is the classification of developmental disturbance of teeth which includes abnormalities in number?
- Macrodontia
- Fusion
- Hyperdontia (correct)
- Gemination
In Mandelian inheritance, what is received from each parent?
In Mandelian inheritance, what is received from each parent?
- Genes occur in pair
- One gene of each pair (correct)
- Abnormalities in size
- Genes forming pair called allele
What is the main difference between congenital and tarda developmental defects of teeth?
What is the main difference between congenital and tarda developmental defects of teeth?
Which classification of developmental disturbance of teeth includes abnormalities in shape such as gemination and fusion?
Which classification of developmental disturbance of teeth includes abnormalities in shape such as gemination and fusion?
What is the term used to refer to an excess tooth that is not morphologically similar to any normal teeth?
What is the term used to refer to an excess tooth that is not morphologically similar to any normal teeth?
Which type of supernumerary teeth appears before the deciduous dentition?
Which type of supernumerary teeth appears before the deciduous dentition?
In Cleidocranial dysplasia, what dental abnormality is characterized by delayed eruption of permanent teeth and many unerupted supernumerary & supplemental teeth?
In Cleidocranial dysplasia, what dental abnormality is characterized by delayed eruption of permanent teeth and many unerupted supernumerary & supplemental teeth?
What is the abnormality characterized by abnormal large teeth, with a disproportion between the size of teeth and the size of the jaw called?
What is the abnormality characterized by abnormal large teeth, with a disproportion between the size of teeth and the size of the jaw called?
Which type of abnormality results from the union of two adjacent enamel organs, leading to a tooth with two roots and two root canals?
Which type of abnormality results from the union of two adjacent enamel organs, leading to a tooth with two roots and two root canals?
Which type of supernumerary teeth erupt during the first month of life and must be differentiated from deciduous dentition by x-ray?
Which type of supernumerary teeth erupt during the first month of life and must be differentiated from deciduous dentition by x-ray?
In Cleidocranial dysplasia, what dental abnormality is characterized by delayed shedding of deciduous teeth and teeth with conical shape?
In Cleidocranial dysplasia, what dental abnormality is characterized by delayed shedding of deciduous teeth and teeth with conical shape?
What is the abnormality characterized by abnormal small teeth, with a disproportion between the size of teeth and the size of the jaw called?
What is the abnormality characterized by abnormal small teeth, with a disproportion between the size of teeth and the size of the jaw called?
Which type of abnormality is characterized by two teeth joined along their roots by cementum without dentin, often due to trauma or crowding of teeth?
Which type of abnormality is characterized by two teeth joined along their roots by cementum without dentin, often due to trauma or crowding of teeth?
What is the false condition characterized by failure of eruption rather than failure of formation of single tooth or group of teeth called?
What is the false condition characterized by failure of eruption rather than failure of formation of single tooth or group of teeth called?
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