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NDEB NEWEST EXAM WITH PRACTICE EXAM
2025/2026 TEST BANK| ACTUAL EXAM QUESTIONS
AND 100% CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) GRADED A+
Increased overjet, moderate facial convexity and a deep labio-mental sulcus is most characteristic of which facial type?
- Prognathic.
- Orthognathic.
- Retrognathic. - Correct Answer - C. Retrognathic.
Needle deflection increases as
- depth of injection increases.
- needle length increases.
- needle gauge decreases.
- All of the above. - Correct Answer - D. All of the above.
Acute or subacute suppurative osteomyelitis occurs most frequently in the
- anterior maxilla.
- posterior mandible.
- posterior maxilla.
- anterior mandible. - Correct Answer - B. posterior mandible.
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pg. 2 The line drawn through the occlusal rests of two principal abutments is
- survey line.
- terminal line.
- axis of rotation/fulcrum line.
- line of greatest torque. - Correct Answer - C. axis of rotation/fulcrum line.
Intraoral soft tissue examination will NOT assist in the diagnosis of
- lichen planus.
- sinusitis.
- erythema multiforme.
- anemia.
- vitamin deficiencies - Correct Answer - B. sinusitis.
Which of the following improves the prognosis of pulp vitality after indirect pulp capping?
- Use of calcium hydroxide.
- Having a well sealed restoration.
- Reducing other traumas to the pulp.
- Removing all demineralized dentin. - Correct Answer - B. Having a well
sealed restoration.
In clinical dentistry, stiffness of wire is a function of
- length of the wire segment.
- diameter of the wire segment.
- alloy composition.
- All of the above. 2 / 4
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- None of the above. - Correct Answer - D. All of the above.
An 8 year old patient has a permanent central incisor with a necrotic pulp and a wide open apex. The most appropriate management is to perform a/an
- pulpotomy.
- apexification.
- regenerative endodontics.
- root canal therapy. - Correct Answer - B. apexification.
Hyperplastic lingual tonsils may resemble which of the following?
- Epulis fissuratum.
- Lingual varicosities.
- Squamous cell carcinoma.
- Median rhomboid glossitis.
- Prominent fungiform papillae - Correct Answer - C. Squamous cell
carcinoma.
The major disadvantage of zinc phosphate used to cement crowns is the
- development of heat during setting.
- pulp irritation.
- lack of edge strength.
- low crushing strength. - Correct Answer - B. pulp irritation.
The most effective way of minimizing a patient's radiation dose is
- a lead apron and thyroid collar. 3 / 4
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- prescription radiography.
- fast emulsion film.
- intensifying screens. - Correct Answer - B. prescription radiography.
An acute periapical abscess originating from a mandibular third molar generally points and drains in the
- submandibular space.
- pterygomandibular space.
- buccal vestibule.
- buccal space. - Correct Answer - A. submandibular space.
Which of the following require prophylactic antibiotics prior to dental procedures causing a bacteremia?
- Implanted cardiac pacemakers.
- Prosthetic cardiac valves.
- Coronary artery bypass grafts.
- Cardiac stents one year after placement. - Correct Answer - B.
Prosthetic cardiac valves.
Which of the following is/are NOT usually affected by hereditary ectodermal dysplasia?
- Salivary glands.
- Teeth.
- Sweat glands.
- Hair.
- Fingernails. - Correct Answer - A. Salivary glands.
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