Multiple Choice
The smear layer is composed of:
A) particularly dense enamel at the dentino-enamel junction.
B) a very thin layer of debris remaining on the dentin after cavity preparation.
C) an oxygen-inhibited layer on the surface of cut dentin.
D) a very porous layer of cut ends of dentinal tubules.
Correct Answer:
Verified
Correct Answer:
Verified
Q28: Calcium hydroxide:<br>A)cannot be placed under direct composite
Q29: Etching for dental bonding is done with:<br>A)phosphoric
Q30: A necessary step in preparation for dentin
Q31: Bonding agents or adhesives:<br>A)can be light-cured.<br>B)must be
Q32: A dental liner is placed:<br>A)along inside of
Q33: Dental varnish is used in the cavity
Q34: Desensitizer should be placed:<br>A)after thoroughly drying the
Q36: Desensitizers used to help prevent hypersensitivity should
Q37: Varnish should be placed on the _
Q38: Which of the following is true of