Test Your Knowledge - Free MCQ PRACTICE
DENTISTRY
by Dr K Chaudhry
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A fresh set of 20 random questions is generated every time you open this page and every time you refresh it.
For each of the following multiple choice questions, choose the most appropriate answer :

1. Which of the following materials has been shown to simulate reparative dentine formation most effectively when applied to the pulpal wall of a very deep cavity:
A. Copalite varnish.
B. Calcium hydroxide preparation
C. Zinc phosphate cement.
D. Anhydrous class inomer cement

2. In the preparation of cavity class II , for restoration with composite resin all Cavosurface angles should be:
A. Well rounded
B. Right angles.
C. Acute angles.
D. Obtuse angles

3. To disinfect gutta percha points use:
A. Hydrogen peroxide
B. 5.2% Sodium hypochlorite
C. CHX
D. All of these

4. Tooth germ of primary teeth arise from:
A. Dental lamina
B. Dental follicle.
C. Enamel organ.
D. Epithelial cell of malassez

5. Depth of amalgam restoration should be:
A. 1 – 1.5 mm.
B. 1.5 – 2 mm
C. 2 – 3 mm.
D. 3 – 5 mm

6. Removal of Undermined Enamel in Class II cavity is done by :
A. Chisel
B. Angle former
C. Excavator
D. All of these

7. In 6 years child with bilateral loss of deciduous molars & the anterior teeth not erupted yet , the space maintainer for choice is:
A. Lingual arch.
B. Bilateral band and loop.
C. Bilateral band and loop with distal shoe.
D. Removable partial denture

8. The most accurate impression material for making impression of an oral cavity is:
A. Impression compound.
B. Condensation type silicon.
C. Polyvinyl silicon's
D. Polysulfide

9. The best method for tooth brush is Bass method because:
A. It enter to interproximal area
B. Can be used by patient with gingival recession and it rotainary advice to all types of patients.
C. The both sentences are correct.
D. The first sentence is correct and the second is wrong

10. What can we use under composite restoration:
A. Calcium hydroxide
B. ZOE.
C. ZINC phosphate cement
D. All of these

11. Chronic suppurative periodontitis:
A. Patientlains from moderate pain.
B. Fistula with drain.
C. Pulp polyp in open coronal carious lesion
D. All of these

12. All are irrigation for canals EXCEPT:
A. Saline.
B. Hydrogen beroxide.
C. Sodium hypochlorite
D. RC prep

13. Patient comes to you with edematous gingiva, inflamed, loss of gingival contour and recession, what's the best tooth brushing technique?
A. Modified bass.
B. Modified stillman.
C. Charter.
D. Scrub

14. Patient complains from pain in 45 which had gold onlays. The pain could be due to:
A. Chemicals from cement.
B. High thermal conductivity of gold
C. Related to periodontal ligament.
D. Cracked tooth or fractured surface

15. Spontaneous pulpal pain is indicative of:
A. Reversible pulpitis.
B. Irreversible pulpitis
C. Hyperplastic pulp.
D. Atrophic pulp

16. Which of the following statement is true for the reported relationship of periodontal disease and diabetes mellitus:
A. The reported incidence of periodontal disease in the diabetes is less than that for nondiabetic.
B. Pts with history of diabetes of less than 10 years have more periodontal disease destruction than those with history of longer than 10 years.
C. The prevalence of periodontal disease increase with the advancing age of the diabetic.
D. The prevalence of periodontal disease increase with the better metabolic coronal of the diabetic state

17. Primary malignant melanoma of the oral mucosa:
A. Always originates within the surface epithelium.
B. Mostly originates within the surface epithelium.
C. Always originates from nevus cells in the connective tissue
D. Always originates from Langerhans cells within epithelium

18. A glossy finish is best retained on a:
A. Microfilled composite resin restoration
B. Macrofilled resin restoration.
C. Hybrid composite resin restoration.
D. Fiber reinforced composite resin restoration

19. Teeth that are discolored as a result of internal resorption of the pulp may turn:
A. Yellow.
B. Dark brown.
C. Pink
D. Green

20. Asymptomatic tooth has a necrotic pulp, a broken lamina dura, and circumscribed radiolucency of long duration. The periradicular diagnosis:
A. Acute apical periodontitis.
B. Chronic apical periodontitis
C. Acute exacerbation of chronic apical periodontitis.
D. Abscess

Dr K Chaudhry 5 Alpha Inmternational City, Fatehabad 125050 M: 9810570740, 9810571993facebook.com/doctorkc