11.
Which of the following is more rapidly softened by heat and more easily molded?
a. Calcuim hydroxide.
b. Composite.
c.
Gutta-percha root canal points.
d. Pit and fissure sealants.
12.
Which of the following is manufactured as a powder?
a. Pit and fissure sealants.
b. Dental porcelain.
c.
Gutta-percha root canal points.
d. Polishing materials.
13.
The ingredients of porcelain includes all of the following EXCEPT:
a. Felspar.
b. Silica.
c.
Whiting chalk (calcium carbonate).
d. Kaolin.
14.
Which of the following is pink or gray in color?
a. Gutta-percha points.
b. Silver points.
c.
Composite resin.
d. IRM.
e. Calcium hydroxide.
MD0502
2-12