Pediatric Dentistry #5

1. Acid etching was introduced by

Wilson and 'Kent (1972)

Bowen (1965)

Buonocore (1955)

Brown (1945)

Question 1 of 20

2. A 4 yr child has a normal complement of primary teeth but they are grey and exhibit extensive occlusal and incisal wear. Radiographic examination indicates some extensive deposits of secondary dentin in these teeth. This condition is

Cleidocranial dysostosis

Dentinogenesis imperfecta

Neonatal hypoplasia

Amelogenesis imperfect

Question 2 of 20

3. The crowns of all 20 primary teeth begin to calcify between:

1 to 2 months in utero

8 to 9 months in utero

2 to 3 months in utero

4 to 6 months in utero

Question 3 of 20

4. Defensive reaction of the tooth to dental caries include

Formation of reparative dentin and salivary ions

Formation of sclerotic dentin and salivary enzymes

Remineralization of enamel

Formation of reparative and sclerotic dentin

Question 4 of 20

5. In primary molars, the cusp with the largest pulp horn is the

mesiolingual.

distobuccal.

mesiobuccal.

distolingual.

Question 5 of 20

6. A purulent lesion in the facial vestibule of an 8 year old patient is most likely

A pyogenic granuloma

An odontogenic fistula

An infected apthous ulcer

An isolated herpetic lesion

Question 6 of 20

7. Toys can be used in child management as

A bribe

An inducement to good behaviour

A gift

A reward

Question 7 of 20

8. Which of the following is true about calcification of teeth

Calcification of all primary teeth and few permanent teeth complete at birth

Calcification of primary teeth is almost complete at time of birth

Calcification of permanent teeth starts at birth

Calcification of permanent teeth starts around birth

Question 8 of 20

9. If the fluoride level in the drinking water is greater than 0.6 ppm at any age, no supplemental systemic fluoride is indicated. If the patient is less than 12 months old, no supplemental systemic fluoride is indicated, whatever the water fluoride level.

The first statement is false and the second statement is true.

The first statement is false and the second statement is false.

The first statement is true and the second statement is true.

The first statement is true and the second statement is false.

Question 9 of 20

10. Which of the following is/are true regarding patients with asthma?

Have a tendency for being dolichofacial

Increased risk for caries

Both a and c

Pain management is best achieved with narcotics

Question 10 of 20

11. The DMF (decayed, missing, filled) index for dental caries in adults

does not apply to all populations.

measures dental caries experience.

includes teeth missing for any reason.

ignores recurrent dental caries.

Question 11 of 20

12. A subluxated tooth will have

no mobility and no displacement.

mobility and displacement.

no mobility and displacement.

mobility and no displacement.

Question 12 of 20

13. Which amino acid is absent in carisolv

Leucine

Glycine

Lysine

Glutamic acid

Question 13 of 20

14. Orogranulocytes are

High level of collagenase in gingival fluid

Mast cell present in GCF

PMNs reaching oral cavity through subepithelium

Granulocytes present in the gingival connective tissue

Question 14 of 20

15. All of the following are contraindications to performing a direct pulp cap on a primary tooth except:

Radiographic evidence of internal resorption

A pinpoint exposure with little or no bleeding

Spontaneous pain from the tooth

Excessive bleeding

Question 15 of 20

16. A 7 year old child presents with a 3mm coronal fracture with pulp exposure of tooth 2.1 following a trauma 24 hours ago. The tooth is sensitive to hot and cold fluids. The most appropriate management is a

MTA apexification.

gutta-percha pulpectomy followed by an apical surgery.

MTA pulpotomy.

gutta-percha pulpectomy.

Question 16 of 20

17. Which of the following is a contraindication to the use of an electric pulp tester

A patient with a cardiac pacemaker

A patient with recent trauma

A patient with a recent MI

A pediatric patient

Question 17 of 20

18. The most appropriate management for the replantation of an avulsed permanent tooth is

on the site where avulsion happened, immediately after avulsion.

upon arrival at a dental clinic, after soaking it in saline for 5 minutes.

on the site where avulsion happened, after soaking it in milk for 5 minutes.

upon arrival at a dental clinic, within 60 minutes of avulsion.

Question 18 of 20

19. The extraction of a maxillary primary central incisor at the age of 6 years will cause

no change in intercanine space.

increased intercanine space.

increased overbite.

loss of intercanine space.

Question 19 of 20

20. Bis-GMA resin was developed by

Buonocore (1955)

Bowen (1965)

Brown (1945)

Wilson and Kent (1972)

Question 20 of 20