9.
Match the description in Column I to the term in Column II.
COLUMN I
COLUMN II
(1) ____ Produces an acid and demineralizes enamel.
a. Mucin.
(2) ____ Forms at or near the gingival tissue level.
b. Mucin network.
(3) ____ A sticky protein material.
c. Cariogenic plaque.
(4) ____ Includes food particles, cellular debris,
d. Periogenic plaque.
exudate.
Most calculus consists mostly of ________ ___________ from saliva precipitate.
10.
11.
How many days does it take plaque to become calcified (reach maximum mineral
content)?
________________________________
12.
Match the following list of characteristics to the type of calculus.
a. Supragingival calculus.
b. Subgingival calculus.
(1) ____ Collects on the clinical crown.
(2) ____ Below the crest of the marginal gingiva.
(3) ____ Dark-brown to greenish black in color.
(4) ____ Usually white to creamy-white.
(5) ____ Near salivary opening.
(6) ____ Has serum protein.
(7) ____ Flintlike in consistency.
(8) ____ Especially on the lingual and proximal surfaces of
mandibular anterior teeth.
(9) ____ Especially on the facial and proximal surfaces of the
maxillary first and second molars.
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