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.Management Sciences
Category: Calcification and Eruption of Teeth
Calcification of permanent first molar usually begins in the_____________?
A. Third month of intrauterine life
B. In the sixth month of intrauterine life
C. At birth
D. In the third month of extra uterine life
The usual order of appearance of the primary teeth in the mouth is____________?
A. Central incisors, first molars, lateral incisors, second molars, canines
B. Central incisors, lateral incisors, canines, second molars, first molars
C. Central incisors, lateral incisors, first molars canines, second molars
D. Central incisors, lateral incisors, first molars second molars, canines
Generally in majority of children, the sequence of eruption of permanent teeth in mandible is____________?
A. 1-6-2-3-5-4-7-8
B. 6-1-2-4-5-3-7-8
C. 6-1-2-3-4-5-7-8
D. 6-1-2-4-3-5-7-8
The first macroscopic indication of morphologic development of primary incisors approximately at____________?
A. 11 weeks in utero
B. 14 weeks in utero
C. 16 weeks in utero
D. 6 weeks in utero
Which of the following is true about calcification of teeth ?
A. Calcification of primary teeth is almost complete at time of birth
B. Calcification of all primary teeth and few permanent teeth complete at birth
C. Calcification of all permanent teeth complete at birth
D. Calcification of primary teeth starts around birth
At birth the following teeth are calcifying____________?
A. Primary incisors & first molar
B. Primary canines & second molars
C. Permanent canines
D. Permanent 3rd molar
Growth of all permanent teeth except last molars is completed by___________?
A. 6 years
B. 8 years
C. 12 years
D. 17 years
First evidence of calcification of maxillary permanent central incisors occurs at_____________?
A. 3-4 months
B. 10-12 months
C. 2-3 years
D. 3-4 years
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