Pediatric Dentistry #11

1. Differences between child and adult patient are

Dentist to the parent relationship

Dentist to the patient relationship

Both (a) and (b)

Physical, emotional and psychological development

Question 1 of 20

2. All of the following are true when comparing the normal child periodontium to the normal adult periodontium except:

The alveolar crest is flatter

Attached gingiva is not as wide

There is greater blood and lymph supply

The cementum is thicker and more dense than that of the adult

Question 2 of 20

3. When preparing a cavity in a primary molar, there is a small mechanical exposure of one of the pulp horns. There is a slight hemorrhage and the dentin surrounding the exposure is sound. The most appropriate treatment is

pulp capping, a base and restoration.

base and restoration.

extraction and space maintenance.

pulpectomy and restoration.

Question 3 of 20

4. A four-year old child presents with acute pain associated with a primary mandibular second molar that has a large carious lesion with pulpal involvement. Radiographically, there is periapical pathology on the distal root. The child is very cooperative and is able to tolerate long appointments. What is the preferred choice of therapy for the primary mandibular second molar?

Pulpotomy

Extraction

Pulpectomy

Incision and drainage

Question 4 of 20

5. There is a marked increase in the incidence of interproximal caries during the age of

7-9 years

3-5 years

6-8 years

2-3 years

Question 5 of 20

6. A healthy 3 year old child has just had a routine extraction of a primary mandibular molar. Which of the following post-operative problems as most likely to occur?

Pain

Loss of blood clot

Lip bite

Prolonged bleeding

Question 6 of 20

7. Keyes triad is related to

Periodontitis

Gingivitis in young children

Dental Caries

Alveolar abscess

Question 7 of 20

8. 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

Neonatal hypoplasia

Amelogenesis imperfect

Dentinogenesis imperfecta

Cleidocranial dysostosis

Question 8 of 20

9. Which of the following is characteristic of an inverted mesiodens

May cause delayed eruption of maxillary central incisors

Is associated with an impacted canine

Is rarely discovered until it erupts into the nasal cavity

Is more common unilaterally than bilaterally

Question 9 of 20

10. Which of the following dental health recommendations is consistent with the general nutrition guidelines?

A piece of fruit and plain yogurt is an acceptable snack.

Eat a bigger lunch and not snack.

Brush your teeth well after snacks.

Diet soft drinks and potato chips are an acceptable snack.

Question 10 of 20

11. A 6-year-old child presents with a Class I fracture to a tooth with an immature apex. What is the treatment of choice for this patient?

Perform pulpectomy, place stainless steel crown

Place calcium hydroxide to exposed dentin, restore tooth

Perform pulpotomy, then temporarily restore

Restore tooth

Question 11 of 20

12. The dental pulp first become influenced by dental caries when the carious lesion reaches

The dental pulp

Halfway through the dentin

The DE junction

A point 1 -2 mm from the pulp

Question 12 of 20

13. Dental age refers to the

Number of years elapsed since a given tooth erupted

Age at which a given tooth erupts

State of dental maturation

Time period of an eruption potential

Question 13 of 20

14. A patient telephones and tells you he has just knocked out his front tooth but that it is still intact. Your instructions should be to

place the tooth in milk and come to your office immediately.

wrap the tooth in tissue and come to your office in a week's time.

put the tooth in alcohol and come to your office immediately.

put the tooth in water and come to your office at the end of the day.

Question 14 of 20

15. Patients with down`s syndrome normally have

Brachycephalic skull

Stiff muscles

All of the above

IQ score above 80

Question 15 of 20

16. Chlorhexidine, achemotherapeutic agent used for treating plaque, calculi and gingivitis is a

Antibiotics

Organic compound

Quaternary ammonium compounds

Bisguanide

Question 16 of 20

17. The greatest problem in pulpal diagnosis is predicting the amount or extent of

Recession

Inflammation

Pathologic resorption

Decay

Question 17 of 20

18. Pacifier is an example of

Non-nutritive sucking

Nutritive sucking

Implicative sucking

Digit sucking

Question 18 of 20

19. According to Cron, the tooth starts erupting after

One fourth of the root is formed

The entire root is formed

Three fourths of the root formation is complete

One half of the root is formed

Question 19 of 20

20. Which of the following is least likely to be effective in attempting to communicate with a mentally retarded patient

Expressing verbal disapproval of negative behaviour

Rewarding appropriate behavior with verbal praise

Verbal rationalisation of the patient`s fears and anxiety

Utilising the parents as models if they are cooperative

Question 20 of 20