Lenolin is added is ZOE paste to______________?

Related Mcqs:

1. Which of the following component acts as an accelerator in ZOE impression paste ?

   A. Zinc Sulphate & Zinc chloride
   B. Zinc chloride & Eugenol
   C. Zinc Sulphate & Eugenol
   D. Glycerin

2. Setting time of ZOE is best controlled by______________?

   A. Adding a drop of eugenol
   B. Adding a drop of water
   C. Cooling the glass slab
   D. Altering ratio of two pastes

3. The advantage of ZOE impression paste_______________?

   A. Has dimensional stability
   B. Does not adhere to tissues
   C. Is easy manipulation
   D. Does not require special trays

4. Percentage of zinc in ZOE cement is__________________?

   A. 60%
   B. 70%
   C. 80%
   D. 90%

5. All of the following can be used to slow down the setting of Zinc oxide eugenol impression paste EXCEPT_________________?

   A. Adding a small amount of glycerine
   B. Adding a small amount of water
   C. Altering the amounts of the two pastes used
   D. Cooling mixing slab

6. The base paste of the condensation poly sillicone has a low molecular weight dimethyl siloxane with a terminal-group_______________?

   A. Marcaptan group
   B. Hydroxyl group
   C. Silane group
   D. Virryl group

7. Type I and Type II zinc oxide impression paste differ with respect to_______________?

   A. Their use
   B. Their hardness after setting
   C. Water content
   D. Eugenol content

8. Quartz is added to gypsum bonded investment to______________?

   A. Increase the strength
   B. Counter balance contraction of gypsum during heating
   C. aid in hygroscopic expansion
   D. Increase the shelf life of investment

9. Which drug is present in ledermix paste ?

   A. Doxycycline
   B. Demeclocyline
   C. Minocycline
   D. Tetracycline

10. Before pouring an elastic impression it is washed with slurry of water and stone to______________?

    A. Increase gel strength
    B. Prevent syneresis
    C. Prevent distortion
    D. Wash off saliva on impression