Deciduous Teeth Eruption and Shedding

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Questions and Answers

At what age does the permanent maxillary central incisor typically erupt?

7-8 years (correct)
6-7 years
17-21 years
8-9 years

Mandibular teeth generally erupt earlier than maxillary teeth.

True (A)

What is the eruption sequence for primary teeth in each arch?

A > B > D > C > E

The lower 'A' teeth erupt at approximately ______ months.

6.5 Signup and view all the answers

Match the following permanent teeth with their approximate eruption ages:

Maxillary Central Incisor = 7-8 years Mandibular First Molar = 6-7 years Maxillary Second Molar = 12-13 years Mandibular Lateral Incisor = 7-8 years Signup and view all the answers

What is the typical eruption age range for the primary mandibular canine (cuspid)?

17-23 months (D) Signup and view all the answers

The permanent third molars (wisdom teeth) typically erupt between the ages of 6 and 7 years.

False (B) Signup and view all the answers

Around what age do the roots of primary teeth typically complete after eruption (in years)?

1-1.5 Signup and view all the answers

Which of the following permanent teeth erupts the latest?

Maxillary Third Molar (wisdom tooth) (A) Signup and view all the answers

The primary upper 'B' teeth typically erupt around ______ months.

8 Signup and view all the answers

The eruption sequence in each arch for primary teeth is ______, (A, B, D, C, E).

ABDCE Signup and view all the answers

There is a one ______ gap between the eruption of the 2's, or lateral incisors, and other teeth.

year Signup and view all the answers

Mandibular teeth erupt earlier than maxillary teeth by about a ______ up to seven years.

year Signup and view all the answers

According to the image, the lower central incisor erupts at ______ months.

6-10 Signup and view all the answers

The maxillary first molar is expected to erupt between ______ months.

13-19 Signup and view all the answers

The upper lateral incisor sheds around ______ years of age.

7-8 Signup and view all the answers

The mandibular third molar, or wisdom tooth, has an eruption timeline of ______ years old.

17-21 Signup and view all the answers

According to the image, the roots of primary teeth complete approximately 1 to 1.5 ______ after eruption.

years Signup and view all the answers

The initials ______ represent the eruption sequence of the primary teeth, where the central incisors erupt first, followed by the lateral incisors, canines, first molars and finally the second molars.

ABDCE Signup and view all the answers

Based on the image, the initial calcification of primary teeth occurs ______ months in utero.

3-6 Signup and view all the answers

Match the primary tooth with its approximate eruption time.

Tooth A = 6.5 - 7 months Tooth B = 7.5 - 8 months Tooth C = 16 - 20 months Tooth D = 12 - 16 months Signup and view all the answers

Match the permanent maxillary tooth with its typical eruption time.

Central incisor = 7-8 years Canine (cuspid) = 11-12 years First molar = 6-7 years Second molar = 12-13 years Signup and view all the answers

Match the primary tooth type with its typical eruption timeframe.

Central incisor = 6-12 months Lateral incisor = 8-16 months Canine = 16-23 months First molar = 13-19 months Signup and view all the answers

Match the upper primary teeth with the order in which they erupt.

A = Central incisor B = Lateral incisor C = First Molar D = Canine Signup and view all the answers

Relate the successional teeth and the sequence with the correct approximate time of eruption (permanent dentition).

First molar = 6-7 years Central incisor (mandibular) = 6-7 years First premolar = 10-12 years Second molar = 11-13 years Signup and view all the answers

Match the shedding time (exfoliation) of the primary teeth.

Central incisor = 6-7 years Lateral incisor = 7-8 years First molar = 9-11 years Canine = 10-12 years Signup and view all the answers

Match the tooth (either primary or permanent) with its calcification starting time in utero or after birth.

Primary teeth calcification = 3-6 months in utero Mandibular first molar calcification = At birth Maxillary central incisor calcification = 3-4 months after birth Lateral incisor calcification = 10-12 months after birth Signup and view all the answers

Match the permanent tooth with its average root completion time after eruption.

Permanent teeth = 1-1.5 years after eruption Mandibular central incisor = Around 9 years Maxillary canine = 13-15 years Mandibular second premolar = 12-14 years Signup and view all the answers

Match the teeth with the approximate time of their eruption in children, considering the difference between mandibular and maxillary teeth.

Mandibular central incisors = 6-10 months Maxillary central incisors = 8-12 months Mandibular first molars = 14-18 months Maxillary first molars = 13-19 months Signup and view all the answers

Flashcards

Eruption of the lower central incisor (deciduous)

6-10 months

Eruption of the upper central incisor (deciduous)

8-12 months