Oral Pathology Dental Hygiene Board Review UPDATED
ACTUAL Questions and CORRECT Answers
Macrodontia: larger tooth than normal
microdontia: smaller than normal teeth; commonly affects
lateral incisors and third molars
Gemination: single enlarged tooth which is partly-divided
into two separate crowns in which the tooth count is
normal.
Concrescence: union of two adjacent teeth by cementum
Dilaceration: an abonormal angulation or bend in the
root or crown
Dense in dente: tooth within a tooth; usually maxillary
lateral
Taurodontism: enlargement of the body of the tooth and
pulp at the expense of the roots
Talon Cusp: an additional cusp on an anterior tooth
projecting from the lingual surface; usually maxillary
lateral or central
Hypodontia: lack of development of one or more teeth;
commonly affects third molars, second bicuspids,
maxillary laterals
, supernumerary teeth: increased number of teeth; most
common "mesiodens" then 4th molars
Enamel pearl: tiny globule of enamel found near the
bifurcation on root surfaces near cemento-enamel
junction; usually maxillary molars
Enamel hypoplasia: Defective formation of enamel
matrix; crown shows pits or grooves
Enamel Hypocalcification: Defective mineralization;
appears as localized white soft spots
Amelogenesis imperfecta: inherited disease that affects
the enamel; enamel may be pitted, grooved, or lost
Dentinogenesis Imperfecta: inherited disorder of dentin;
amber color; bell shaped crowns; no pulp chambers
Pulp stones: calcification within the dental pulp
Hypercementosis: excessive amount of secondary
cementum on tooth surface
Commissural lip pits: blind pits at corner of lips; 1 to 2 mm
in diameter
Fordyce Granules: multiple yellow spots on the buccal
mucosa and upper lip; ectopic sebaceous glands
ACTUAL Questions and CORRECT Answers
Macrodontia: larger tooth than normal
microdontia: smaller than normal teeth; commonly affects
lateral incisors and third molars
Gemination: single enlarged tooth which is partly-divided
into two separate crowns in which the tooth count is
normal.
Concrescence: union of two adjacent teeth by cementum
Dilaceration: an abonormal angulation or bend in the
root or crown
Dense in dente: tooth within a tooth; usually maxillary
lateral
Taurodontism: enlargement of the body of the tooth and
pulp at the expense of the roots
Talon Cusp: an additional cusp on an anterior tooth
projecting from the lingual surface; usually maxillary
lateral or central
Hypodontia: lack of development of one or more teeth;
commonly affects third molars, second bicuspids,
maxillary laterals
, supernumerary teeth: increased number of teeth; most
common "mesiodens" then 4th molars
Enamel pearl: tiny globule of enamel found near the
bifurcation on root surfaces near cemento-enamel
junction; usually maxillary molars
Enamel hypoplasia: Defective formation of enamel
matrix; crown shows pits or grooves
Enamel Hypocalcification: Defective mineralization;
appears as localized white soft spots
Amelogenesis imperfecta: inherited disease that affects
the enamel; enamel may be pitted, grooved, or lost
Dentinogenesis Imperfecta: inherited disorder of dentin;
amber color; bell shaped crowns; no pulp chambers
Pulp stones: calcification within the dental pulp
Hypercementosis: excessive amount of secondary
cementum on tooth surface
Commissural lip pits: blind pits at corner of lips; 1 to 2 mm
in diameter
Fordyce Granules: multiple yellow spots on the buccal
mucosa and upper lip; ectopic sebaceous glands
