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Dental Anatomy & Restorative Dentistry: Key Concepts and Procedures, Exams of Dentistry

A comprehensive overview of key concepts and procedures in dental anatomy and restorative dentistry. It covers a wide range of topics, including tooth morphology, restorative materials, and clinical procedures. Presented in a question-and-answer format, making it an effective tool for self-study and exam preparation.

Typology: Exams

2024/2025

Available from 04/16/2025

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PA EFDA BOARD EXAM BANK
2025/2026|COMPLETE
ACCURATE REAL EXAM QUESTIONS WITH
DETAILED VERIFIED ANSWERS|GUARANTEED
EXPERT PASS
When restoring a class II preparation, the first increment of material
should be placed in the: - ✔✔✔ Correct Answer > Depth of proximal
box
Which type of adhesive would typically be used to temporarily cement
a provisional crown or bridge? - ✔✔✔ Correct Answer > Zinc Oxide
Eugenol
Material that can be used as either cement or restorative material in a
class V lesion - ✔✔✔ Correct Answer > Glass Ionomer
What can be used as a sedative dressing under a restoration - ✔✔✔
Correct Answer > ZOE
What base requires cavity vanish under it to protect the pulp? - ✔✔✔
Correct Answer > zinc phosphate
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PA EFDA BOARD EXAM BANK

2025 /2026|COMPLETE

ACCURATE REAL EXAM QUESTIONS WITH

DETAILED VERIFIED ANSWERS|GUARANTEED

EXPERT PASS

When restoring a class II preparation, the first increment of material should be placed in the: - ✔✔✔ Correct Answer > Depth of proximal box Which type of adhesive would typically be used to temporarily cement a provisional crown or bridge? - ✔✔✔ Correct Answer > Zinc Oxide Eugenol Material that can be used as either cement or restorative material in a class V lesion - ✔✔✔ Correct Answer > Glass Ionomer What can be used as a sedative dressing under a restoration - ✔✔✔ Correct Answer > ZOE What base requires cavity vanish under it to protect the pulp? - ✔✔✔ Correct Answer > zinc phosphate

When placing a composite restoration, the composite is often placed in layers to: - ✔✔✔ Correct Answer > Reduce the effect of polymerization shrinkage When the tooth exposed to stimulus such as caries, cavity preparation, or trauma it lays down: - ✔✔✔ Correct Answer > Reparative/ tertiary dentin The material that is utilized for a pulp cap is called: - ✔✔✔ Correct Answer > Calcium hydroxide What molars have a distal cusp? - ✔✔✔ Correct Answer > Mandibular 1st molars Where can the cusp of Carabelli be found? - ✔✔✔ Correct Answer > Maxillary 1st molars What should be even heights when restoring teeth? - ✔✔✔ Correct Answer > Marginal ridges Incomplete closure of the lobes coming together - ✔✔✔ Correct Answer > Fissure

Excess mercury is brought to the surface of the amalgam when during...

- ✔✔✔ Correct Answer > condensation/ polishing An unfilled sealant material will self adjust and a filled sealant material will need adjusted - ✔✔✔ Correct Answer > True A small elevation on the lingual surface of a maxillary central incisor: - ✔✔✔ Correct Answer > Cingulum The largest embrasure, best suited for wedge placement is the: - ✔✔✔ Correct Answer > Lingual embrasure Which cement is the best choice when an obtundent effect is desired? - ✔✔✔ Correct Answer > Zinc Oxide Eugenol` The metal alloy used in amalgam is primarily composed of: - ✔✔✔ Correct Answer > Silver The pulp is capable of what sensation? - ✔✔✔ Correct Answer > pain The cells that produce enamel are called: - ✔✔✔ Correct Answer > Ameloblasts

A dry angle should be placed over: - ✔✔✔ Correct Answer > Stensons duct A three-cusp type mandibular second premolar often has: - ✔✔✔ Correct Answer > A "Y" shaped groove pattern An oblique ridge can be found on: - ✔✔✔ Correct Answer > Maxillary 1st molars A 5th cusp is commonly found on - ✔✔✔ Correct Answer > Maxillary/Mandibular 1st molars A shallow, linear depression in a tooth is called a: - ✔✔✔ Correct Answer > A groove The use of copal varnish would be contraindicated for - ✔✔✔ Correct Answer > Zinc phosphate Name the three eccentric movements we evaluate when adjusting a patient's occlusion. - ✔✔✔ Correct Answer > Lateral excursions, protrusion, retrusion Movement of the jaw from left to right: - ✔✔✔ Correct Answer > Excursive movements

Transverse ridge: - ✔✔✔ Correct Answer > The union of two triangular ridges (facial/lingual) that produces one ridge across the occlusal surface Anatomical crown: - ✔✔✔ Correct Answer > Portion of the tooth that is covered with enamel Clinical crown: - ✔✔✔ Correct Answer > That portion of the tooth that is visible in the oral cavity The area where the roots divide - ✔✔✔ Correct Answer > Furcation Contact areas serve two purposes - ✔✔✔ Correct Answer > Stabilize dental arch, to keep food from packing between the teeth. Its composition is around 95% inorganic matter, mainly hydroxyapatite, and 5% organic matter and water: - ✔✔✔ Correct Answer > Enamel The hardest connective tissue lying just inside the enamel and cementum: - ✔✔✔ Correct Answer > Dentin Three major types of dentin: - ✔✔✔ Correct Answer > primary, secondary and tertiary (reparative)

Two types of cementum - ✔✔✔ Correct Answer > acellular and cellular cementum of tooth - ✔✔✔ Correct Answer > hard connective tissue fastens tooth securely in the socket The pulp of the tooth - ✔✔✔ Correct Answer > Consist of primarily of blood vessels and nerves; vascular; deep to the Dentin A triangular ridge - ✔✔✔ Correct Answer > cusp ridge that descends from the cusp tips toward the central part of occlusal table The six advantages of the rubber dam - ✔✔✔ Correct Answer > Dry, clean and visible field of operation. Protection of patient and operator. Economic factors. Improved properties of dental materials. Retraction of soft tissues. Application of medicaments. Reinforcers - ✔✔✔ Correct Answer > Bases used to protect the pulp from pressures exerted on it during amalgam placement (condensing) Stimulator - ✔✔✔ Correct Answer > Calcium hydroxide (dycal)

  • strength is increased
  • marginal breakdown is decreased
  • inadequate mercury/alloy ratio = voids in the restoration Undertrituration - ✔✔✔ Correct Answer > results in dull, crumbly amalgam poor compressive strength difficult to condense sets too quickly Galvanism - ✔✔✔ Correct Answer > An electrical current generated by dissimilar metals in an acidic environment inner nut - ✔✔✔ Correct Answer > Adjusts the size of the matrix band loop The band should be extended gingival to the gingival margin of the cavity. - ✔✔✔ Correct Answer > 0.5mm to 1.5mm Class I molar relationship - ✔✔✔ Correct Answer > mesiobuccal cusp of the maxillary first molar is positioned in the buccal groove of the first molar

A wedge is used to - ✔✔✔ Correct Answer > Prevent overhang/ to adapt the band to the cervical region of the tooth Class II molar relationship - ✔✔✔ Correct Answer > buccal groove of the mandibular first permanent molar is distal to the mesiobuccal cusp of the maxillary first permanent molar by at least the width of a premolar Overjet - ✔✔✔ Correct Answer > Horizontal projection of upper teeth over the lower. Overbite - ✔✔✔ Correct Answer > Increased vertical overlap of the maxillary incisors Sealants are indicated for which areas? - ✔✔✔ Correct Answer > deep pits and fissures Type of material that bonds directly to the tooth? - ✔✔✔ Correct Answer > Glass Ionomer Why were sealants created? - ✔✔✔ Correct Answer > to provide a physical layer over occlusal fissures to prevent plaque, bacteria, and food debris from collecting in the grooves.

A ligual pit is most commonly found on what teeth #'s? - ✔✔✔ Correct Answer > #7/ On a maxillary first premolar what is the groove that separates the buccal and lingual cusps? - ✔✔✔ Correct Answer > Central groove Interproximal spaces between teeth - ✔✔✔ Correct Answer > gingival papillae A pinpoint depression where two or more grooves meet? - ✔✔✔ Correct Answer > pit A cavity prep the includes the mesial incisal angle of a maxillary central incisor is a? - ✔✔✔ Correct Answer > Class IV Touching together of the upper and lower teeth when jaws are closed - ✔✔✔ Correct Answer > Centric occlusion Protrusive movement - ✔✔✔ Correct Answer > The straight forward movement of the mandible cross bite - ✔✔✔ Correct Answer > When the mandibular teeth are outside (facial/ buccal) of the maxillary teeth

Working cusps - ✔✔✔ Correct Answer > Upper lingual cusps and lower buccal cusps Non working cusps - ✔✔✔ Correct Answer > Upper buccal cusps and lower lingual cusps The part of the clamp that is expanded to fit over the tooth - ✔✔✔ Correct Answer > Jaw Strength and wear rates of a composite are critical to consider when selecting a material for placement of what class for stength - ✔✔✔ Correct Answer > Class I,II,III Mechanical retention - ✔✔✔ Correct Answer > between the tooth and bonding agent Chemical retention - ✔✔✔ Correct Answer > bonding between tooth & material When polishing composite its best to go from - ✔✔✔ Correct Answer > course to fine

How many molars are present in the mandibular arch? - ✔✔✔ Correct Answer > 6 The permanent mandibular second molar differs from the permanent mandibular first molar by number of? - ✔✔✔ Correct Answer > Cusps Which is not found on the occlusal surface of a mandibular molar? - ✔✔✔ Correct Answer > Cingulum A cusp of carabelli is located on a maxillary first molar of the? - ✔✔✔ Correct Answer > Mesiolingual cusp 3 round protuberances - ✔✔✔ Correct Answer > Mamelons What is found on both posterior and anterior teeth? - ✔✔✔ Correct Answer > Marginal ridges A ligual pit is most commonly found on what teeth #'s? - ✔✔✔ Correct Answer > 7 and 10 What molar is likely to have 3 buccal cusps? - ✔✔✔ Correct Answer > Mandibular first

The label Mesiobucco-occlusal is appropriate for? - ✔✔✔ Correct Answer > Point Angle of a posterior tooth On a maxillary first premolar what is the groove that sperates the buccal and lingual cusps? - ✔✔✔ Correct Answer > Central groove The molar with a Y,H, or U pattern - ✔✔✔ Correct Answer > Mandibular second premolar A facial and lingual triangular ridge join to form? - ✔✔✔ Correct Answer > Transverse ridge Cusps for a mandibular first molar - ✔✔✔ Correct Answer > mesiolingual, mesiofacial, distolingual, distofacial, distal Major difference between first and second molars? - ✔✔✔ Correct Answer > 1st molars has 5 cusps, 2nd molars have 4 cusps Which is true of oblique ridges? - ✔✔✔ Correct Answer > Only Maxillary molars have Oblique ridges Facial surfaces of teeth include what? - ✔✔✔ Correct Answer > Labial and Buccal surfaces

Overbite - ✔✔✔ Correct Answer > Vertical overlap of maxillary incisors Centric occlusion - ✔✔✔ Correct Answer > Touching together of the upper and lower teeth when jaws are closed Overjet - ✔✔✔ Correct Answer > Horizontal space between upper and lower incisors Excursive movements - ✔✔✔ Correct Answer > Movement of jaw from left to right Protrusive movements - ✔✔✔ Correct Answer > Thrusting lower jaw forward Crossbite - ✔✔✔ Correct Answer > Mandibular teeth are facial to their maxillary counterparts Working cusps - ✔✔✔ Correct Answer > Lingual of upper; Buccal of lower Non-working cusps - ✔✔✔ Correct Answer > Buccal of upper; Lingual of lower

Walls of a molar - ✔✔✔ Correct Answer > pulpal floor,buccal,distal,lingual,mesial Features of the occlusal surface of a permanent maxillary molar include.. - ✔✔✔ Correct Answer > distomarginal ridge, mesiomarginal ridge, oblique ridge, distomarginal ridge, cusp of caribelli Structure that covers the anatomical crown of a tooth - ✔✔✔ Correct Answer > Enamel The maxillary first premolar differs from the maxillary second premolar in that the maxillary first premolar has: - ✔✔✔ Correct Answer > 2 roots, one buccal and one lingual The relationship between the working end of the instrument and the tooth surface - ✔✔✔ Correct Answer > Adaptation Carious lesions are least likely to occur on - ✔✔✔ Correct Answer > Cusp tips Instruments used to place amalgams/composite resins into preps - ✔✔✔ Correct Answer > Compactors