Pedodontics Revision #3

1. At birth child shows marked convex profile. This is due to

Protruted maxilla

Retruded mandible

Small sized mandible

Large size maxilla

Question 1 of 20

2. For an avulsed, fully developed permanent tooth that has been reimplanted, a favourable prognosis is most affected by the

use of an appropriate antibiotic.

rigidness of the splint.

length of time the tooth has been out of the mouth.

effectiveness of the irrigation of the socket.

Question 2 of 20

3. An 8 year old child with normal tooth calcification and eruption has the primary lower second molar extracted. The resulting space should be:

Left untreated because the difference in size between the primary molar and the premolar will compensate for any drifting that may occur.

Closed slightly to accommodate the smaller premolar.

Ignored, because the 2nd premolar will erupt in a short time.

Maintained until 2/3rd of the premolar root has developed.

Question 3 of 20

4. Babu a 7 & 1/2 year old child reports with a fracture of central incisor with an open apex there is large pulpal exosure.the treatment of choice is

Smooth the edges and protect the exposed portion with zoe dressing

Pulpotomy and calcium hydroxide dressing

Pulpectomy and calcium hydroxide dressing

Direct pulp capping with calcium hydroxide dressing

Question 4 of 20

5. A permanent incisor with a closed apex is traumatically intruded. What is the treatment of choice?

Gradual orthodontic repositioning and calcium hydroxide pulpectomy

Gradual orthodontic repositioning and conventional endodontic therapy

Surgical repositioning and conventional endodontic therapy

Surgical repositioning and calcium hydroxide pulpectomy

Question 5 of 20

6. Which medium of storage for avulsed tooth is best for prolonged extra oral periods

Milk

Distilled water

Saliva

Hank`s balanced salt solution

Question 6 of 20

7. Histologically, the congenital epulis of newborn exhibits

sheets of large closely packed cells, showing fine granular eosinophilic cytoplasm

sparse lymphocytes, stromal cells and fibrosis

sheets, of closely packed cells resembling plasma cells

nuclear pleomorphism, hyperchromatism and bizarre cell forms

Question 7 of 20

8. Which of the following disease has no oral manifestation

Herpes simplex

Scarlet fever

Mumps virus

Measles

Question 8 of 20

9. In the primary dentition, the mandibular foramen is located where in relation to the plane of occlusion?

Lower than the plane of occlusion

Much higher than the plane of occlusion

The same level as the plane of occlusion

Higher than the plane of occlusion

Question 9 of 20

10. Appliance to improve speech in cleft palate child with velopharyngeal insufficiency

Mental obturator

Pharyngeal obturator

Speech bulb obturator

Palatal lift prosthesis

Question 10 of 20

11. A 12 year old child presents with characteristic tetracycline discoloration of the maxillary and mandibular incisors and permanent first molars. The probable age at which this child received tetracycline therapy was

4 years.

1 year.

6 years.

before birth.

Question 11 of 20

12. A child eleven years old traumatized a permanent maxillary central incisor some time ago. The tooth has never been restored. It is now painful and there is evidence of swelling. A periapical x-ray discloses a pathosis associated with the apex. The suggested treatment is:

Pulpotomy

Extraction

Pulpectomy

Observation

Question 12 of 20

13. A young patient reported with sore throat; mild fever, and raised, discrete , whitish to yellowish solid papules, surrounded by a narrow zone of erythema. The most likely diagnosis is

acute lymphonodular pharyngitis

measles

herpetic stomatitis

oral lesion of Reiter syndrome

Question 13 of 20

14. N2O more than 30-40 percent causes

Diffusion hypoxia

Anoxia

Ataxia

Amnesia

Question 14 of 20

15. How are baby breath located while sucking milk

Due to high placed larynx

Due to short soft palate

Due to short and wide tongue

Due to short pharynx

Question 15 of 20

16. A child of 7 & 1/2 years receives an extended course of tetracycline. Clinical crowns of which of the following teeth are likely to show discoloration

All permanent teeth will be discoloured

The premolars are likely to exhibit enamel hypoplastic defects

The permanent incisors will be discolored on the incisal edges

No teeth will be discolored to an esthetically objectionable degree

Question 16 of 20

17. For a patient with acute herpetic gingival stomatitis, the dentist should

take a biopsy to confirm the lesion

debride the mouth, maintain scrupulous oral hygiene and treat the elevated temperature

treat with antibiotic & analgesics

refer the patient to the physician for treatment

Question 17 of 20

18. Your patient is 8 years old. Teeth #8 and #9 have approximately 50% of their crowns erupted. One month ago, the patient fell from a skateboard and hit teeth #8 and #9 on the sidewalk. The radiograph today shows open apices of these teeth, normal PDL, and no apparent periapical radiolucency. The patient has no reaction to electrical pulp tests. What is your treatment of choice?

Calcium hydroxide pulpotomy

Formocresol apexification technique

Calcium hydroxide apexification technique

Reappoint for exam and radiographs in 6 weeks

Question 18 of 20

19. Caries assessment in children; which one is not high risk factor

White opalescent area on the tooth

General hypoplasia

Child with special problems/needs

Initial demineralization

Question 19 of 20

20. The radiographic appearance of teeth in amelogenesis imperfecta is characterized by

a sharp demarcating radiopaque line at the dentinoenamel junction

partial or total obliteration of the pulp chamber

absence of lamina dura

no difference in density of enamel and dentin

Question 20 of 20