PA EFDA Boards Exam 2026 Questions
and Answers
Function of Anterior Teeth. - Correct answer-Tear/Incise Food
Function of Posterior Teeth. - Correct answer-Grind Food
Portion of the tooth that extends from the Incisal or occlusal surface to the CEJ.. -
Correct answer-Anatomical Crown.
Also referred to as the cervical line ..
Appears as a slight constriction that encircles the tooth... - Correct answer-CEJ (
Cementoenmael Junction)
The Visible Portion of the Anatomical Crown. - Correct answer-Clinical crown
Area Where the Root Divides. - Correct answer-Furcation.
The actual division into 2 OR more roots.. - Correct answer-Furrow
Same Arch Touches Or Meets... - Correct answer-Contact Area.
Contact Area
=
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,Two Purposes.. - Correct answer-1) Food Trap (Prevent)
2) Stabilize Dental Arches.
What can eliminate a contact area? - Correct answer-Tooth Movement.
Loss of Teeth.
Poorly contoured Restorations.
Good Contact
= - Correct answer-Stabilizes the teeth to prevent drifting or tipping and protect
soft tissues.
No Contact
= - Correct answer-Food Impaction resulting in tissue damage and Plaque Build
Up.
Continuous with the inter-proximal space between the teeth.. - Correct answer-
Embrasures.
Covers the anatomical Crown of the Tooth and Varies in Thickness in Different
Area's of the tooth... - Correct answer-Enamel.
Enamel is thicker at .. - Correct answer-The Incisal and Occulusal Surface.
Hardest tissue in the body and is very brittle... - Correct answer-Enamel.
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,What color is enamel? - Correct answer-Yellowish white to grayish white, but also
depends on the underlying dentin.
Enamel is composed of rods (prisms) that are formed as cells called.. - Correct
answer-Ameloblasts.
The bulk of the tooth is made up of .. - Correct answer-Dentin.
2nd hardest material in the body... - Correct answer-Dentin.
The hard connective tissue lying just inside the enamel and cementum.. - Correct
answer-Dentin.
Normally yellowish white and darker than enamel and slowly darkens with age.. -
Correct answer-Dentin.
Dentin is distinguished by enamel by.. - Correct answer-Dentin = Dull flat
appearance.
Enamel= translucent and shiny.
With Explorer (when scratched)
Dentin =
Enamel= - Correct answer-Dentin = Dull Sound.
Enamel= High Pitch.
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, Formed by cells called odontoblasts and develops with the pulp from dental papilla
of the tooth bud... - Correct answer-Dentin.
3 Major Types of Dentin... - Correct answer-1)Primary.
2) Secondary.
3) Reparative.
Produced before the tooth erupts and shortly after eruption... - Correct answer-
Primary Dentin.
A continuation of primary dentin that forms at a slower rate as the tooth ages and
throughout the life of a tooth.. - Correct answer-Secondary Dentin.
_____________ OR tertiary dentin forms rapidly when tooth has received an
excessive stimulus from caries, cavity preparation , OR other trama... - Correct
answer-Reparative.
A Defense reaction to an area of injury.. - Correct answer-Reparative Dentin.
Ridge of enamel on the base or margin of a tooth.. - Correct answer-Cingulum.
The hard dental tissue covering the anatomical roots of teeth.. - Correct answer-
Cementum.
Cementum is fromed by cells called.. - Correct answer-Cementoblasts
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and Answers
Function of Anterior Teeth. - Correct answer-Tear/Incise Food
Function of Posterior Teeth. - Correct answer-Grind Food
Portion of the tooth that extends from the Incisal or occlusal surface to the CEJ.. -
Correct answer-Anatomical Crown.
Also referred to as the cervical line ..
Appears as a slight constriction that encircles the tooth... - Correct answer-CEJ (
Cementoenmael Junction)
The Visible Portion of the Anatomical Crown. - Correct answer-Clinical crown
Area Where the Root Divides. - Correct answer-Furcation.
The actual division into 2 OR more roots.. - Correct answer-Furrow
Same Arch Touches Or Meets... - Correct answer-Contact Area.
Contact Area
=
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
,Two Purposes.. - Correct answer-1) Food Trap (Prevent)
2) Stabilize Dental Arches.
What can eliminate a contact area? - Correct answer-Tooth Movement.
Loss of Teeth.
Poorly contoured Restorations.
Good Contact
= - Correct answer-Stabilizes the teeth to prevent drifting or tipping and protect
soft tissues.
No Contact
= - Correct answer-Food Impaction resulting in tissue damage and Plaque Build
Up.
Continuous with the inter-proximal space between the teeth.. - Correct answer-
Embrasures.
Covers the anatomical Crown of the Tooth and Varies in Thickness in Different
Area's of the tooth... - Correct answer-Enamel.
Enamel is thicker at .. - Correct answer-The Incisal and Occulusal Surface.
Hardest tissue in the body and is very brittle... - Correct answer-Enamel.
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
,What color is enamel? - Correct answer-Yellowish white to grayish white, but also
depends on the underlying dentin.
Enamel is composed of rods (prisms) that are formed as cells called.. - Correct
answer-Ameloblasts.
The bulk of the tooth is made up of .. - Correct answer-Dentin.
2nd hardest material in the body... - Correct answer-Dentin.
The hard connective tissue lying just inside the enamel and cementum.. - Correct
answer-Dentin.
Normally yellowish white and darker than enamel and slowly darkens with age.. -
Correct answer-Dentin.
Dentin is distinguished by enamel by.. - Correct answer-Dentin = Dull flat
appearance.
Enamel= translucent and shiny.
With Explorer (when scratched)
Dentin =
Enamel= - Correct answer-Dentin = Dull Sound.
Enamel= High Pitch.
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
, Formed by cells called odontoblasts and develops with the pulp from dental papilla
of the tooth bud... - Correct answer-Dentin.
3 Major Types of Dentin... - Correct answer-1)Primary.
2) Secondary.
3) Reparative.
Produced before the tooth erupts and shortly after eruption... - Correct answer-
Primary Dentin.
A continuation of primary dentin that forms at a slower rate as the tooth ages and
throughout the life of a tooth.. - Correct answer-Secondary Dentin.
_____________ OR tertiary dentin forms rapidly when tooth has received an
excessive stimulus from caries, cavity preparation , OR other trama... - Correct
answer-Reparative.
A Defense reaction to an area of injury.. - Correct answer-Reparative Dentin.
Ridge of enamel on the base or margin of a tooth.. - Correct answer-Cingulum.
The hard dental tissue covering the anatomical roots of teeth.. - Correct answer-
Cementum.
Cementum is fromed by cells called.. - Correct answer-Cementoblasts
©COPYRIGHT 2025, ALL RIGHTS RESERVED 4
