EFDA EXAM REVIEW QUESTIONS
AND CORRECT ANSWERS
(VERIFIED ANSWERS) A GRADE
____ is added to a local anesthetic agent to slow down the
intake of the agent and increase the duration of action -
correct answer- Vasoconstrictor
_____ anesthesia is frequently used on the mandibular teeth
and is injected near a major nerve that numbs the entire area
served by that nerve branch - correct answer- Block
_____ is less irritating to the pulp than is zinc phosphate cement
and the pulp reaction is similar to that ZOE cement. - correct
answer- Polycarboxylate cement
_____ is taken to produce a reproduction of the occlusal
relationship of the maxillary and mandibular teeth when the
mouth is occluded - correct answer- Bite registration
______ are available in a synthetic material for patients with
latex allergies. - correct answer- Polishing cups
,______ are the longest teeth in the human dentition and are
used for cutting and tearing - correct answer- Canine
______ are used to remove a tooth in one piece, with the crown
and root intact. - correct answer- Forceps
______ is achieved by injecting the anesthetic solution directly
into the tissue of the dental procedure and is generally used in
the maxillary teeth. - correct answer- Infiltration
anesthesia
______ is added to dental amalgam alloy powder to suppress -
correct answer- Zinc
A ____ is an instrument calibrated in millimeters that is used to
locate and measure the depth of periodontal pockets. -
correct answer- Periodontal probe
A _____ is a piece of dental floss or dental tape that should
always be attached to the bow of the dental dam clamp before
the clamp is placed in the patient's mouth. - correct
answer- Ligature
,A ________ crown does not cover the entire anatomic portion of
the tooth. - correct answer- 3 quarter
A cast restoration that is designed to fit snugly within a tooth
preparation such as a class ll and covers only a portion of the
occlusal & proximal surface is known as an - correct
answer- Inlay
A cotton roll holder is designed to hold multiple cotton rolls in a
more secure manner for the _____ quadrant. - correct
answer- Mandibular
A delay between the final mix and the actual seating of the
restoration could result in _____ and the possibility of the
casting not fitting completely. - correct answer- An
initial setting process
A dental charting system that uses the geometric diagram style
represents the teeth with - correct answer- Circles
A dry-angle isolator is a triangular absorbent pad that is placed
on the ___ to block the flow of saliva and to protect the tissues.
, - correct answer- Buccal mucosa over the Stensen's
duct
A gingival retraction cord is placed ____after the crown
preparation is completed; it is removed just before______ the
final impression is taken. - correct answer- after, just
before
A liquid with high viscosity ____ flow easily and ____ effective in
wetting a surface - correct answer- Does not; is not
A material that is used when an extremely accurate impression
is essential - correct answer- Elastomeric Impression
Materials
A matrix must be used to create a temporary wall for which of
the following classifications of tooth restoration? - correct
answer- Class II, III, IV
A periodontal pocket is recorded on the examination form if the
depth of the measurement on the periodontal probe is greater
than _____ mm - correct answer- 3
AND CORRECT ANSWERS
(VERIFIED ANSWERS) A GRADE
____ is added to a local anesthetic agent to slow down the
intake of the agent and increase the duration of action -
correct answer- Vasoconstrictor
_____ anesthesia is frequently used on the mandibular teeth
and is injected near a major nerve that numbs the entire area
served by that nerve branch - correct answer- Block
_____ is less irritating to the pulp than is zinc phosphate cement
and the pulp reaction is similar to that ZOE cement. - correct
answer- Polycarboxylate cement
_____ is taken to produce a reproduction of the occlusal
relationship of the maxillary and mandibular teeth when the
mouth is occluded - correct answer- Bite registration
______ are available in a synthetic material for patients with
latex allergies. - correct answer- Polishing cups
,______ are the longest teeth in the human dentition and are
used for cutting and tearing - correct answer- Canine
______ are used to remove a tooth in one piece, with the crown
and root intact. - correct answer- Forceps
______ is achieved by injecting the anesthetic solution directly
into the tissue of the dental procedure and is generally used in
the maxillary teeth. - correct answer- Infiltration
anesthesia
______ is added to dental amalgam alloy powder to suppress -
correct answer- Zinc
A ____ is an instrument calibrated in millimeters that is used to
locate and measure the depth of periodontal pockets. -
correct answer- Periodontal probe
A _____ is a piece of dental floss or dental tape that should
always be attached to the bow of the dental dam clamp before
the clamp is placed in the patient's mouth. - correct
answer- Ligature
,A ________ crown does not cover the entire anatomic portion of
the tooth. - correct answer- 3 quarter
A cast restoration that is designed to fit snugly within a tooth
preparation such as a class ll and covers only a portion of the
occlusal & proximal surface is known as an - correct
answer- Inlay
A cotton roll holder is designed to hold multiple cotton rolls in a
more secure manner for the _____ quadrant. - correct
answer- Mandibular
A delay between the final mix and the actual seating of the
restoration could result in _____ and the possibility of the
casting not fitting completely. - correct answer- An
initial setting process
A dental charting system that uses the geometric diagram style
represents the teeth with - correct answer- Circles
A dry-angle isolator is a triangular absorbent pad that is placed
on the ___ to block the flow of saliva and to protect the tissues.
, - correct answer- Buccal mucosa over the Stensen's
duct
A gingival retraction cord is placed ____after the crown
preparation is completed; it is removed just before______ the
final impression is taken. - correct answer- after, just
before
A liquid with high viscosity ____ flow easily and ____ effective in
wetting a surface - correct answer- Does not; is not
A material that is used when an extremely accurate impression
is essential - correct answer- Elastomeric Impression
Materials
A matrix must be used to create a temporary wall for which of
the following classifications of tooth restoration? - correct
answer- Class II, III, IV
A periodontal pocket is recorded on the examination form if the
depth of the measurement on the periodontal probe is greater
than _____ mm - correct answer- 3
