Q. The last primary tooth to be replaced by a permanent tooth is usually ?
A) Maxillary canine
B) Mandibular canine
C) Maxillary first molar
D) Mandibular second molar
ANSWER:
answer: D
note that all the options in this ques mean deciduous/temporary/primary teeth
these are replaced as
1. 1st molar -------- by 1st premolar at 9-10 yrs
2. canines----------- by canines at 10-11 yrs
3. 2nd molar -------- by 2nd premolar at 11-13yrs
also there are no primary teeth after 11-13 yrs of age.....i.e all teeth then are permanent ones
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