NDEB Pediatric Dentistry and Orthodontics

Question 1

At what age do the permanent first molars typically erupt in children?

Accepted Answer

6–7 years

Answer

4–5 years

Answer

8–9 years

Answer

10–11 years

Question 2

Which behavior management technique involves telling a child what will happen before a procedure to reduce anxiety?

Accepted Answer

Tell-Show-Do

Answer

Desensitization

Answer

Positive reinforcement

Answer

Voice control

Question 3

Which pulp therapy is indicated for a vital primary tooth with pulp exposure confined to the coronal pulp?

Accepted Answer

Pulpotomy

Answer

Pulpectomy

Answer

Direct pulp cap

Answer

Indirect pulp cap

Question 4

What is the primary cause of early childhood caries (ECC)?

Accepted Answer

Prolonged bottle feeding with sweetened liquids

Answer

Fluoride deficiency

Answer

Premature eruption of teeth

Answer

Hereditary enamel hypoplasia

Question 5

Which landmark is used to estimate the apex location for primary molar pulpectomy files?

Accepted Answer

Root length on radiograph minus 1 mm

Answer

CEJ level

Answer

Crown length divided by 2

Answer

2 mm past the radiographic apex

Question 6

Which malocclusion class describes the mesiobuccal cusp of the upper first molar occluding anterior to the buccal groove of the lower first molar?

Accepted Answer

Class II

Answer

Class I

Answer

Class III

Answer

Class IV