The deciduous lateral incisors erupt prior to the central incisors. Lateral incisors erupt between 13 and 19 months whereas central incisors erupt between 16 and 22 months.
A) Both statements are true.
B) The first statement is true; the second is false.
C) The first statement is false; the second is true.
D) Both statements are false.

Question

Quizplus · Accepted Answer

In the deciduous dentition, central incisors erupt slightly prior to lateral incisors. The eruption timelines in the second statement apply to first molars and canines, respectively. Central incisors erupt between 6 and 12 months; laterals erupt between 7 and 13 months.

The Deciduous Lateral Incisors Erupt Prior to the Central Incisors