NEW
Font size
WorksheetsComposite Fillings in Dentistry
Total questions: 12
Worksheet time: 24mins
Which of the following is NOT a main component of a composite filling?
glass
porcelain
acrylic
cement
Composite fillings are commonly used in dentistry:
repair decayed teeth
close a diastema
repair a tooth fracture
all of the above
Which of the following is the reason for using acid etch during composite procedure?
it alters the enamel rod to make an undercut in the tooth
it cures the composite material
it removes soft decay
it fights recurring decay
The purpose of a clear matrix band in composite procedure is to:
to stabilize the tooth during bonding procedure
make an artificial wall and help shape or contour the tooth
to form a wedge between the tooth and the filling
none of the above
Which of the following is the first step in composite bonding procedure
Clean the tooth
Set up the clear matrix band
Take a shade of the patient’s tooth
Remove all soft decay or roughen the surface on a fractured tooth
After inserting, when can the final polish of light-cured composite be accomplished?
within 10 minutes
20 to 30 min after
after 8 hours
as soon as it is polymerized
For a class 1 composite, is it more suitable to use a flowable or packable composite material?
flowable
packable
Which component of a composite restoration allows for its luster and shine?
glass
acrylic
porcelain
none of the above
Which component of a composite restoration mainly provides its strength?
porcelain
resin
acrylic
both porcelain and glass
What cavity design is least suitable for a composite restoration; and should be avoided as a filling material for a posterior tooth according to the 1/3 rule?
MOD
MO
B
Li
Who may participate in the process of choosing the shade of a patient’s tooth?
the dentist only
only the patient
It is the dental assistant’s responsibility while setting up the tray
The dentist, patient and dental assistant if indicated
The meaning of the word “polymerization” in the setting of the composite material is
A blue UV light causes the composite material to set or harden
Reaction to sunlight exposure
The combining of a composite matrix
The potency of composite material
