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The setting of zinc phosphate may be retarded by ?

September 27, 2025 by Admin

A. Increased in the ratio of powder to liquid

B. Diluting the liquid with water

C. Increase the addition of powder to liquid

D. Decrease the addition of powder to liquid

✅ The correct answer is option D. Decrease the addition of powder to liquid.

1850. Dystrophic calcifiaction is seen most commonly in which of the following oral tissues__________?

September 27, 2025 by Admin

A. Enamel

B. Pulp

C. Dentin

D. Periodontal ligament

✅ The correct answer is option B. Pulp.

300. Which of the following is unpaired bone of facial skeleton______________?

September 27, 2025 by Admin

A. Nasal

B. Lacrimal

C. Inerior nasal concha

D. Vomer

✅ The correct answer is option D. Vomer.

1810. The total volumes of all permanent pulp organ______________?

September 27, 2025 by Admin

A. 0.38 cc

B. 0.58 cc

C. 0.02 cc

D. 3.8 cc

✅ The correct answer is option A. 0.38 cc.

Free radicals can be inactivated by the following enzymes EXCEPT__________________?

September 27, 2025 by Admin

A. Glutathione peroxidase

B. Catalase

C. Superoxide dismutase

D. Myeloperoxidase

✅ The correct answer is option D. Myeloperoxidase.

The principle application of zinc phosphate cement is_____________?

September 27, 2025 by Admin

A. In final cementation

B. As temporary cementation

C. As a temporary filling material

D. It has less occlusal wear

✅ The correct answer is option A. In final cementation.

Which of the following cements bonds to tooth structure, which has an anticariogenic effect, has a degree of translucency and does not irritate the pulp ?

September 27, 2025 by Admin

A. Polycarboxylate cement

B. Resin cement

C. Silicate cement

D. Glass ionomer cement

✅ The correct answer is option D. Glass ionomer cement.

The effect of zinc oxide-eugenol on the pulp ?

September 27, 2025 by Admin

A. Is irritating

B. Encourages pulpal fibrosis

C. Is sedating

D. Has no effect

✅ The correct answer is option C. Is sedating.

1795. All the following causes the secretion of gastric juice during cephalic phase EXCEPT______________?

September 27, 2025 by Admin

A. Food in the mouth

B. Sight of food

C. Food in the stomach

D. Thought of food

✅ The correct answer is option C. Food in the stomach.

1792. Inorganic content of cementum is_____________?

September 27, 2025 by Admin

A. Less than bone

B. More than bone

C. Equal to that of bone

D. More than that of enamel

✅ The correct answer is option A. Less than bone.