Term
hutchinson incisors and mulberry molars are associated with:
a. odontodysplasia
b. congenital syphilis
c. neonatal liver disease
d. febrile illnesses |
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Definition
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Term
enamel hypoplasia results from damage to the:
a. odontoblasts
b. ameloblasts
c. fibroblasts
d. cementoblasts |
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Definition
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Term
which is not the cause of endogenous staining of teeth?
a. tetracycline
b. rhesus incompatibility
c. penicillin
d. neonatal liver disease |
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Definition
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Term
which refers to teeth that cannot erupt because of physical obstruction?
a. fused
b. ankylosed
c. embedded
d. impacted |
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Definition
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Term
which refers to teeth that appear ghostlike on a dental radiograph?
a. taurodontism
b. enamel hypocalcification
c. regional odontodysplasia
d. enamel hypoplasia |
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Definition
| c. regional odontodysplasia |
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Term
which refers to the irregular areas of discoloration that result from fluoride ingestion?
a. pitting defects
b. developmental defects
c. mottling defects
d. extrinsic staining |
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Definition
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Term
which refers to the enamel hypoplasia of a permanent tooth that results from infection of a deciduous tooth?
a. hutchinson tooth
b. talon tooth
c. turner tooth
d. gorlin tooth |
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Definition
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Term
which refers to an accessory cusp location on the occlusal surface of a tooth?
a. mulberry cusp
b. talon cusp
c. dens invaginatus
d. dens evaginatus |
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Definition
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Term
which location is the most likely for a talon cusp?
a. canines
b. incisors
c. molars
d. premolars |
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Definition
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Term
which location is the most likely for an enamel pearl?
a. maxillary molars
b. maxillary second premolar
c. mandibular premolars
d. mandibular molars |
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Definition
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Term
which term refers to abnormally large teeth?
a. taurodontia
b. acromegaly
c. macrodontia
d. hypodontonia |
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Definition
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Term
which term refers to abnormally small teeth?
a. taurodontia
b. acromegaly
c. microdontia
d. hypodontonia |
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Definition
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Term
which tooth is the second most common supernumery tooth?
a. taurodont
b. mesiodens
c. paramolar
d. distomolar |
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Definition
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Term
lack of one or more teeth:
a. anodontia
b. hypodontia
c. hyperdontia
d. microdontia |
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Definition
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Term
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Definition
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Term
an ectopic mass of thyroid tissue located on the dorsal surface of the tongue:
a. thyroid cyst
b. thyroid tumor
c. lingual tonsil
d. lingual thyroid |
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Definition
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Term
most common location for lip pits:
a. commissure
b. philtrum
c. nasolabial groove
d. labiomental groove |
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Definition
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Term
this refers to the adhesion of the tongue to the floor of the mouth.
a. ankylosis
b. ankyloglossia
c. anodontia
d. amelogenesis |
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Definition
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Term
in addition to the odontogentic keratocyst, which lesion would the hygienist suspects if a radiograph revealed a multilocular radiolucency?
a. globulomaxillary cyst
b. aneurysmal bone cyst
c. stafne bone cyst
d. periapical cyst |
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Definition
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Term
which is a pseudocyst?
a. odontogenic keratocyst
b. traumatic bone cyst
c. lymphoepithelial cyst
d. primordial cyst |
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Definition
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Term
with which cyst may the pt. complain of dysphagia (difficulty swallowing)?
a. thyroglossal tract cyst
b. median palatal cyst
c. static bone cyst
d. traumatic bone cyst |
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Definition
| a. thyroglossal tract cyst |
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Term
which describes a radicular cyst left behind after extraction of the offending tooth?
a. periodontal cyst
b. gingival cyst
c. odontogenic cyst
d. residual cyst |
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Definition
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Term
which cyst is characteristically pear shaped?
a. globulomaxillary cyst
b. median palatal cyst
c. incisal cyst
d. median mandibular cyst |
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Definition
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Term
the teeth are vital with all of the following cysts except:
a. nasopalatine canal cyst
b. cyst of the palatine papilla
c. dentigerous cyst
d. periapical cyst |
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Definition
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Term
which area is the lateral periodontal cyst most commonly found?
a. mandibular 3rd molar
b. maxillary tuberosity area
c. between the maxillary premolars
d. between the mandibular cuspid and 1st premolar |
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Definition
| d. between the mandibular cuspid and 1st premolar |
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Term
which cyst is characterized by its unique microscopic appearance and frequent recurrences?
a. residual cyst
b. stafne bone cyst
c. odontogenic keratocyst
d. eruption cyst |
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Definition
| c. odontongenic keratocyst |
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Term
which cyst develops in place of a tooth?
a. dentigerous cyst
b. primordial cyst
c. follicular cyst
d. odontogenic keratocyst |
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Definition
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Term
which cyst is an odontogenic intraosseous cyst that forms around the crown of a developing tooth?
a. coronal cyst
b. dentigerous cyst
c. lateral periodontal cyst
d. eruption cyst |
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Definition
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Term
the most common cause of the radicular cyst is:
a. caries
b. trauma
c. malignant infiltration
d. food impaction |
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Definition
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Term
which is not an odontogenic cyst?
a. dentigerous cyst
b. primordial cyst
c. median palatal cyst
d. lateral periodontal cyst |
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Definition
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Term
which term describes a tooth in which bone has fused to cementum and dentin and prevents the eruption of an underlying permanent tooth?
a. concrescence
b. embedded
c. ankylosed
d. fused |
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Definition
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Term
which teeth are most often impacted?
a. distomolars
b. max and man 1st molars
c. mandibular cuspids
d. man 3rd molars |
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Definition
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Term
tooth that has not erupted because of a lack of eruptive forces.
a. ankylosed
b. impacted
c. embedded
d. fused |
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Definition
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Term
describes the appearance of enamel hypocalcification:
a. pitting defects
b. yellowish-brownish discoloration
c. blackish-brown stains
d. chalky white spots |
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Definition
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Term
associtated with enamel hypoplasia resulting from congenital syphilis:
a. turner tooth
b. hutchinson incisor
c. taurodont
d. dens evaginatus |
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Definition
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Term
this describes the appearance of enamel hypoplasia resulting from a febrile illness or vitamin deficiency:
a. pitting defects
b. yellowish-brownish discoloration
c. blackish-brown stains
d. chalky white spots |
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Definition
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Term
teeth that most often exhibit supernumery roots:
a. max. 1st premolars
b. max. 3rd molars
c. man. 1st molars
d. max. 1st molars |
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Definition
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Term
which developmental anomaly is often associated with a nonvital tooth and periapical lesions?
a. dens in dente
b. dens evaginatis
c. taurodontism
d. talon cusp |
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Definition
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Term
developmental anomaly in which teeth exhibit elongated, large pulp chambers and short roots:
a. dens in dente
b. dens evaginatus
c. taurodontism
d. dilaceration |
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Definition
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Term
abnormal angulation or curve in the root or crown of a tooth:
a. fusion
b. gemination
c. concrescence
d. dilaceration |
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Definition
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Term
the developmental anomaly that arises from the union of two normally separated adjacent tooth germs?
a. twinning
b. gemination
c. fusion
d. dilaceration |
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Definition
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Term
the developmental anomaly that arises when a single tooth germ attempts to divide and results in the incomplete formation of two teeth:
a. fusion
b. gemination
c. concrescence
d. dilaceration |
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Definition
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Term
which teeth most often appear smaller than normal?
a. man. premolars
b. max. lateral incisors
c. man. lateral incisors
d. man third molars |
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Definition
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Term
which tooth is the most common supernumery tooth?
a. mesiodens
b. distomolars
c. paramolar
d. hutchinson incisor |
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Definition
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Term
which teeth are most often missing?
a. canines
b. deciduous second molars
c. third molars
d. premolars |
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Definition
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Term
joining of teeth by cementum only
a. fusion
b. gemination
c. twinning
d. concrescence |
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Definition
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Term
which term refers to the origina nd tissue formation of teeth?
a. odontogenesis
b. dentinogenesis
c. amelogenesis
d. cementogenesis |
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Definition
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Term
defect present at birth:
a. anomally
b. inherited defect
c. congenital defect
d. developmental defect |
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Definition
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