EXAM SPRING 2026 STUDY GUIDE |
PRACTICE QUESTIONS, ANSWERS
& RATIONALES
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Updated 2026 Questions and Answers
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Rationales Included
,What should a complete dental chart include? Teeth present and absent, retained primary teeth, crowns, bridges, implants,
restorations, suspicious caries, open contacts, fractures, wear patterns, and
occlusal classification.
Why is documentation important in dental practice? It visually describes dental status for treatment planning, improves
communication, serves as a legal document, verifies services during audits, and
preserves a detailed history.
What are the two natural dentitions humans develop? Primary dentition and permanent dentition.
How many teeth are in the primary dentition? 20 teeth total.
What is the eruption sequence for primary teeth? Central incisor → Lateral incisor → First molar → Canine → Second molar.
How many teeth are in the permanent dentition? 32 teeth total.
What are the functions of incisors? Primarily used for cutting food.
What are the functions of canines? Primarily used for tearing food.
What are the functions of premolars? Primarily used for tearing and crushing food.
What are the functions of molars? Primarily used for grinding food.
What is mixed dentition? The period when both primary and permanent teeth are present, usually between
6 and 12 years of age.
What is the D-A-Q-T system in tooth nomenclature? D = dentition, A = arch, Q = quadrant, T = tooth.
What is Rule 1 for naming cavities or restorations? MESIAL and DISTAL come before all other terms, with mesial taking precedence.
What is Rule 2 for naming cavities or restorations? LABIAL, BUCCAL, FACIAL, and LINGUAL follow mesial or distal and come before
incisal or occlusal.
What is Rule 3 for naming cavities or restorations? Incisal for anterior teeth and occlusal for posterior teeth come last in the
combination.
,What should a clinician assess when a patient reports Location, duration, postural changes, characteristics of the pain, provoking
pain? factors, palliative factors, quality, radiation, severity, and timing.
What does the term 'provoking factors' refer to in patient Factors that bring on the pain, such as cold, heat, biting, or chewing.
symptom assessments?
What does 'palliative factors' mean in the context of pain Factors that relieve the pain, such as medication or avoiding certain activities.
assessment?
What is acquired tooth damage? Damage that occurs after the tooth has developed.
What is dental caries? An infectious disease caused by bacteria in biofilm that leads to demineralization
and breakdown of tooth structure.
What are some common forms of acquired tooth Attrition, abrasion, erosion, abfraction, fractures, cracks, chips, trauma, and
damage? damage related to restorations or occlusal stress.
What factors should be assessed during an acquired Type of damage, location, extent/severity, appearance, symptoms, and
tooth damage assessment? contributing factors.
What types of damage can be identified in an acquired Carious lesion, wear lesion, fracture, crack, chipped cusp or edge, cervical defect,
tooth damage assessment? and restoration-related defect.
What are some symptoms a patient may experience with Pain, sensitivity to cold, heat, sweets, or air, pain on biting, sharp pain, lingering
tooth damage? pain, or no symptoms at all.
What is Early Childhood Caries? Dental caries observed in children under the age of 5, characterized by early
onset and rapid progression.
What is Rampant Caries? A sudden, rapid destruction of many teeth requiring urgent intervention, often
associated with early childhood caries or frequent consumption of cariogenic
snacks.
What characterizes Chronic Caries? A slow progressive decay process that requires intervention, with firm, often
brown to black carious dentin.
What is Arrested Caries? A state where dental caries halts, exhibiting recalcified lesions that may show dark
staining without further breakdown of tooth tissues.
What are Recurrent Caries? New caries that occur under or around a restoration, posing a unique threat as
they may be difficult to detect.
What is the significance of location in carious lesions? Carious lesions are often named by their specific location on a tooth, aiding in
communication about dental problems.
What are Pit and Fissure Caries? Caries found in grooves and crevices of occlusal surfaces, commonly on
premolars and molars.
What are Proximal Caries? Dental caries that occur between teeth at the point of proximal contact,
stabilizing their position in the dental arch.
, What are Smooth Surface Caries? Caries found on facial, buccal, lingual, mesial, and distal surfaces, with proximal
smooth surfaces being the most susceptible.
What is Root Caries? Caries that involve the tooth root, cementum, and cervical area, most frequent in
older adults due to root exposure.
What is the role of caries detection in dental assessment? To identify the presence and severity of carious lesions through visual,
radiographic, and explorer assessments.
What are the common causes of pulpal nerve damage? Bacterial infection and trauma, with extensive caries being the most common
cause of bacterial infection.
What is an abscess in dental terms? A localized infection with pus formation, often resulting from bacteria reaching
the nerves and blood vessels.
What is Endodontics? The branch of dentistry that manages the prevention, diagnosis, and treatment of
dental pulp and periradicular tissues.
What is the purpose of thermal testing in dentistry? To detect vital pulp tissue using hot and cold appliances.
What is Attrition? Tooth-to-tooth wear commonly affecting incisal and occlusal surfaces, often
associated with bruxism or heavy occlusal forces.
What is Abrasion? Mechanical wear from an outside source, commonly associated with aggressive
tooth brushing or habits involving objects held between teeth.
What is Erosion in dental terms? Chemical loss of tooth structure not caused by bacteria, associated with acids
from diet or stomach.
What is Abfraction? Wedge-shaped cervical loss associated with stress and tooth flexure from
occlusal loading.
What are the signs of fractures, cracks, or chips in teeth? May result from trauma or heavy occlusion, can involve enamel only or extend
into dentin/pulp, and symptoms may vary.
What is the importance of documenting tooth damage? To determine the structural soundness of the tooth, pulp involvement, cause of
damage, and necessary preventive or restorative treatments.
What are developmental anomalies in teeth? Disorders resulting from congenital defects, hereditary defects, or environmental
disturbances affecting tooth development.
What is Hyperdontia? The presence of extra teeth beyond the normal complement, also known as
supernumerary teeth.
What is Hypodontia? A condition where one or more teeth are absent, also known as anodontia.