A. 6 months in utero
B. 6 months after birth
C. 9 months in utero
D. 9 months after birth
Correct Answer: 9 months after birth ✔
Last Updated: February 07, 2020
Related MCQs
- Resorption of root of primary incisors starts at__________?
- Which among the following is NOT a common finding of the decidous dentition ?
- The sharpest cusp of primary first molar tooth is__________?
- Difference between primary and permanent enamel is__________?
- Among the difference between teeth in the decidous and the permanent dentition is that__________?
- Mesiodistal width is more than cervico- incisal length of crown in__________?
- The highest ( longest ) and sharpest cusp on the decidous mandibular first molar is__________?
- Transverse ridge is prominent on occlusal surface of which of the following decidous teeth ?
- Primary teeth differ from permanent teeth in following aspects ?
- Pulp chambers and roots canals in decidous teeth__________?
- When viewed occlusally, a primary mandibular second molar closely resembles which of the following mandibular teeth ?
- Roots of primary and secondary teeth are different in that the primary roots are more divergent and flaring. The other difference __________?
- How many roots does a primary maxillary first molar have __________?
- How many cusps does the crown of the maxillary first primary molar have ?
- The largest mesiodistal diameter in primary dentition is__________?
- During the development of a tooth, sound coalescence of the lobes results in__________?
- The crowns and roots of primary molar at their cervical portions are more__________?
- The pulp of first primary molar contains__________?
- What is the thickness of the layer of primsless enamel found in primary teeth__________?
- The direction of enamel rods in decidous teeth is__________?
- With respect to their permanent successors the sum of the mesidodistal diameters of the first and second decidous molar is generally __________?
- Cusp of carbaelli can be considered a normal finding on__________?
- How many pulpal horns are there in the mandibular second primary molar ?
- Which statement is correct about decidous dentition?
- Cervical bulge. True is__________?
- In the majority of situations, that first decidous tooth to erupt is the__________?
- The primary lateral incisors begin to calcify about the__________?
- The primary teeth that present the most outstanding morpholgic deviations from permanent teeth are__________?
- Which of the following has the maximum faciolingual diameter of the crown__________?
- Primary dentition period is__________?
- Which of the following decidous molars bears the greatest resemblance to a premolar __________?
- The correct dentition in a 9- years old child is__________?
- Once the enamel formation is complete, the tooth will erupt after approximately__________?
- Calcification of all teeth except last molars are completed by__________?
- The time taken for primary tooth root completion after eruption__________?
- Calcification of third molar begins at__________?
- Kalu, a 6- years – old child, received tetracycline. Noticeable discoloration will be seen in__________?
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- Eruption date of decidous maxillary 2nd molar is __________?
- Number of teeth seen on X- ray at birth__________?
- Which of the following is dental formula of a 9 years old child__________?
- First evidence of initiation of primary dentition is usually around__________?
- Generally in majority of children, the sequence of eruption of permanent teeth in mandible is__________?
- A radiograph of 4- years old child reveals no evidence of calcification of mandibular second pre molar. This indicates__________?
- The most common sequence of eruption of the permanent maxillary teeth in children is__________?
- The decidous canine emerges__________?
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- The eruption are of maxillary permanent lateral incisor is__________?
- In anxious parent calls you that her 5- month -old child has still no teeth in his mouth then you should__________?
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- The tooth bud for the third molar is initiated at about the age of__________?