Alginates are made dust free by adding______________?

Related Mcqs:

1. Alginates are_____________?

   A. Sol
   B. Gel
   C. Hydrocolloid
   D. Colloid

2. Greening occuring when porcelains are fired on silver free alloys may be attributed to________________?

   A. Vaporization of silver from the walls of contaminated furnaces
   B. Surface diffusion of silver from the marginal metal
   C. More rapid silver diffusion in sodium containing glass
   D. Silver ionization by porcelains with high oxygen potential

3. The % of free monomer in a heat – cured acrylic resin is_______________?

   A. 3% to 5%
   B. 8% to 10%
   C. 0.2% to 0.5%
   D. 0.6% to 0.8%

4. Free radicals are chemical species which have______________?

   A. Single unpaired electron in an outer orbit
   B. Single paired electron in an outer orbit
   C. Double unpaired electron in an outer orbit
   D. Double paired electron in an outer orbit

5. Free radicals can be inactivated by the following enzymes EXCEPT__________________?

   A. Glutathione peroxidase
   B. Catalase
   C. Superoxide dismutase
   D. Myeloperoxidase

6. Adipose tissue releases free fatty acids in the________________?

   A. Fasting state
   B. Resting state
   C. Active state
   D. All of the above

7. The cell free zone in pulp lies____________?

   A. Above odontoblast
   B. Below odontoblast
   C. In radicular pulp
   D. In pulp horn

8. Half-life of free HIV in plasma is________________?

   A. 24 hours
   B. 6 hours
   C. 12 hours
   D. 3 months

9. In a caries-free individual the saliva has_____________?

   A. low buffering capacity of acids
   B. Medium buffering capacity for acids
   C. High buffering capacity for acids
   D. Independent of buffering capacity for acids

10. Animals maintained in germ free environmental did not develop caries even when fed on a high carbohydrate diet is given by_____________?

    A. Gottlieb
    B. Miller
    C. Synder
    D. Orland and Fizgerald