EFDA Final Exam Questions AND Correct Answers
___________ is the movement of the mandible to the side left
or right. - ✔✔lateral excursion
____________ is the movement of the mandible forward. -
✔✔protrusive excursion
a __________ restoration extends about 0.5mm to 1.5mm
into the dentin. - ✔✔minimal depth
a class IV restoration is to an exception to the rule of occlusion
that states that all the marks left from articulating paper
when checking occlusion are of the same size, shape, and
density. - ✔✔false
a gingival retractor clamp is used for isolating class II preps
when isolating with a rubber dam. - ✔✔false
a line that is formed along the junction two walls. - ✔✔line
angle
,acellular cementum is located at the apex of a root and can
regenerate itself if damaged or removed. - ✔✔false
affecting cusp tip of molars, premolars & cuspids - ✔✔Class VI
affects gingival one-third of facial or lingual surfaces of
anterior or posterior teeth - ✔✔Class V
affects pits & fissures on occlusal third of molars & premolars
occlusal two-thirds of molars & premolars
lingual part of anterior teeth - ✔✔Class I
affects proximal & incisal angles of anterior teeth - ✔✔Class
IV(before four)
affects proximal surfaces of central incisors, lateral incisors &
cuspids without involving the incisal angles - ✔✔Class III
affects proximal surfaces of molars & premolars - ✔✔Class II
,after rinsing & drying the etched tooth, how should the
etched tooth surface appear? - ✔✔dull & chalky
amalgam is ready to carve when slight resistance is felt when
activating the amalgam. - ✔✔true
Arch, quadrant & name are all terms associated with what? -
✔✔Tooth Identification
before placement of sealants, what must be removed from
pits and fissures? - ✔✔plaque & debris
burnishing an amalgam after carving is done to ensure
complete adaptation of the margins. - ✔✔false
carbide burs are best suited to reduce bulky areas or amalgam
when finishing. - ✔✔false
cavity preparations can be termed as _______ or _______. -
✔✔intracoronal, extracoronal
, cellular cementum extends from the CEJ towards the root
apex and cannot regenerate itself if damaged or removed. -
✔✔false
copal varnish & zinc oxide eugenol pulp protective materials
are compatible with both amalgam & composite. - ✔✔false
coronal polishing is included as one of the legally delegated
tasks in the scope of practicer EFDA's in Ohio. - ✔✔false
disadvantages of using cotton rolls for isolation: -
✔✔saturation occurs quickly/ change frequently
limited retraction of cheeks, lips, tongue, & gingiva
increased risk of moisture contamination when changing
no protection to patient from aspiration of materials or
chemicals
during the process of cavity preparation and restoration, what
may the pulp be harmed by if misused? - ✔✔temperature, air,
pressure, cavity liners, permanent restorative materials
___________ is the movement of the mandible to the side left
or right. - ✔✔lateral excursion
____________ is the movement of the mandible forward. -
✔✔protrusive excursion
a __________ restoration extends about 0.5mm to 1.5mm
into the dentin. - ✔✔minimal depth
a class IV restoration is to an exception to the rule of occlusion
that states that all the marks left from articulating paper
when checking occlusion are of the same size, shape, and
density. - ✔✔false
a gingival retractor clamp is used for isolating class II preps
when isolating with a rubber dam. - ✔✔false
a line that is formed along the junction two walls. - ✔✔line
angle
,acellular cementum is located at the apex of a root and can
regenerate itself if damaged or removed. - ✔✔false
affecting cusp tip of molars, premolars & cuspids - ✔✔Class VI
affects gingival one-third of facial or lingual surfaces of
anterior or posterior teeth - ✔✔Class V
affects pits & fissures on occlusal third of molars & premolars
occlusal two-thirds of molars & premolars
lingual part of anterior teeth - ✔✔Class I
affects proximal & incisal angles of anterior teeth - ✔✔Class
IV(before four)
affects proximal surfaces of central incisors, lateral incisors &
cuspids without involving the incisal angles - ✔✔Class III
affects proximal surfaces of molars & premolars - ✔✔Class II
,after rinsing & drying the etched tooth, how should the
etched tooth surface appear? - ✔✔dull & chalky
amalgam is ready to carve when slight resistance is felt when
activating the amalgam. - ✔✔true
Arch, quadrant & name are all terms associated with what? -
✔✔Tooth Identification
before placement of sealants, what must be removed from
pits and fissures? - ✔✔plaque & debris
burnishing an amalgam after carving is done to ensure
complete adaptation of the margins. - ✔✔false
carbide burs are best suited to reduce bulky areas or amalgam
when finishing. - ✔✔false
cavity preparations can be termed as _______ or _______. -
✔✔intracoronal, extracoronal
, cellular cementum extends from the CEJ towards the root
apex and cannot regenerate itself if damaged or removed. -
✔✔false
copal varnish & zinc oxide eugenol pulp protective materials
are compatible with both amalgam & composite. - ✔✔false
coronal polishing is included as one of the legally delegated
tasks in the scope of practicer EFDA's in Ohio. - ✔✔false
disadvantages of using cotton rolls for isolation: -
✔✔saturation occurs quickly/ change frequently
limited retraction of cheeks, lips, tongue, & gingiva
increased risk of moisture contamination when changing
no protection to patient from aspiration of materials or
chemicals
during the process of cavity preparation and restoration, what
may the pulp be harmed by if misused? - ✔✔temperature, air,
pressure, cavity liners, permanent restorative materials
