Dental MCQ Questions — Page 626

Question 1

An 8 year old male patient complains of food lodgement with a history of previous restoration of the same tooth. Intra-oral examination reveals fractured Class II amalgam restoration with mandibular molar. Which of the following is not responsible for the fracture of restoration?

Answer

Poor cavity design resulting in an insufficient bulk of material across the isthmus can lead to failure of even a high-strength alloy

Answer

Avoiding moisture contamination of amalgam

Answer

Non-compliance of the child with instructions to refrain from biting down hard on the freshly placed amalgam

Answer

Thin edges of restoration

Question 2

Answer

Reverse pull head gear with chin cap

Answer

Frankel III (n) reverse activator

Answer

Surgery in both maxilla and mandible followed by definite orthodontic treatment

Answer

Extraction followed by orthodontic treatment

Question 3

ABaonella

CHSV

Answer

Acanthamoeba

Answer

Kaposi's sarcoma

Question 4

BHoshino

CBakland

DBarnum

Answer

Nygaard otsby

Question 5

DNone.

Answer

Ent.faecalis.

Answer

Streptococcus mitis.

Answer

Candida Albicans

Question 6

Answer

is directed to the base of the pocket

Answer

removes the keratinized tissue completely

Answer

is a vertical incision

Answer

remove the lining of the pocket wall

Question 7

Answer

Grooves and embrasures

Answer

Grooves only

Answer

Marginal ridges and embrasures

Answer

Marginal ridges only

Question 8

ACluster

BQuota

Answer

Systematic

Answer

Simple random

Question 9

CApplied

Answer

Exploratory

Answer

Explanatory

Answer

Correlational