Oral Pathology For The Dental Hygienist Chpt 5

Front 1

Which term describes a disorder present at and existing from the time of birth?

Back 1

Congenital

Front 2

Which term describes partial anodontia or the lack of one or more teeth?

Back 2

Hypodontia

Front 3

Which epithelial lined tract is a developmental anomaly located in the corners of the mouth?

Back 3

Commissural lip pit

Front 4

The formation of dentin is called?

Back 4

dentinogenesis

Front 5

The first branchial arch divides into two maxillary processes and the?

Back 5

mandibular process

Front 6

The body of the tongue develops from the?

Back 6

first branchial arch

Front 7

Which term defines the joining of two adjacent teeth by cementum only?

Back 7

Concrescence

Front 8

Odontogenesis (tooth development) in the human embryo occurs at?

Back 8

5 weeks

Front 9

This patient exhibits an extensive adhesion of the tongue to the floor of the mouth caused by the short lingual frenum. You suspect?

Back 9

Ankyloglossia

Front 10

This unilocular radiolucency around the crown of an unerupted second premolar is most likely a?

Back 10

Dentigerous Cyst

Front 11

The supernumerary tooth in this illustration is called?

Back 11

Mesiodens

Front 12

The development anomaly seen in this radiograph is?

Back 12

Supernumerary roots on the premolars.

Front 13

The pseudocyst seen in this radiograph is surrounded by salivary gland tissue. It is a/an:

Back 13

Stafne bone cyst

Front 14

The pear-shaped radiolucency observed in this radiograph is most likely a:

Back 14

Globulomaxillary cyst

Front 15

This patient exhibits an extensive adhesion of the tongue to the floor of the mouth caused by the short lingual frenum. You suspect:

Back 15

Ankyloglossia

Front 16

Clinically the lingual thyroid nodule appears as a smooth nodular mass:

Back 16

At the base of the dorsal tongue posterior to the circumvallate papillae.

Front 17

The most common cyst observed in the oral cavity is caused by pulpal inflammation and is called a

Back 17

Radicular cyst

Front 18

This cyst is characterized by its unique histologic appearance and its frequent recurrence rate.

Back 18

Odontogenic keratocyst

Front 19

The lateral periodontal cyst occurs most often on the lateral aspect of a tooth root, which is usually the:

Back 19

Mandibular cuspid / premolars

Front 20

Radiographically this radiolucent cyst is often heart shaped that is caused by the anatomic Y shape of the area:

Back 20

Nasopalatine canal cyst

Front 21

This cyst has a strong predilection for females?

Back 21

Nasolabial Cyst

Front 22

Which one of the following is not true about the thyroglossal tract cyst?
a. It is found in individuals younger than 20 years.
b. There is no sex predilection.
c. Clinically it is located below the hyoid bone.
d. Conservative nonsurgical treatment is sufficient.

Back 22

Conservative nonsurgical treatment is sufficient.

Front 23

Which one of the following is not considered a pseudocyst?
a. Thyroglossal tract cyst
b. Static bone cyst
c. Simple bone cyst
d. Aneurysmal bone cyst

Back 23

Thyroglossal tract cyst

Front 24

This pseudocyst is filled with salivary gland tissue that may be an extension of the sublingual gland.

Back 24

Static bone cyst

Front 25

Total hypodontia is often associated with a hereditary disturbance called?

Back 25

Ectodermal dysplasia

Front 26

The most common supernumerary tooth is called?

Back 26

Mesiodens

Front 27

Nonerupted supernumerary teeth should be extracted because of the following risk:

Back 27

Cysts around the crowns

Front 28

For which condition would pulp vitality be nonvital?

Back 28

Radicular Cyst

Front 29

Dens in dente is a developmental anomaly often seen with?

Back 29

A periapical lesion

Front 30

Which tooth is most commonly affected by dens in dente?

Back 30

Maxillary Lateral

Front 31

Another name for dens invaginatus is?

Back 31

Dens in dente

Front 32

Enamel hypoplasia is the result of a disturbance of or damage to ameloblasts during enamel matrix formation. Which one of the following would not be a factor?

Back 32

Genetics

Front 33

Pitting is the most common type of enamel hypoplasia seen in patients who have which condition during tooth development?

Back 33

Febrile illness

Front 34

Ingesting water with four times the amount of flouride causes?

Back 34

Brown to black staining

Front 35

Which one of the following defines a disturbance of the maturation of the enamel matrix?

Back 35

Enamel hypocalcification

Front 36

Regional odontodysplasia is:

Back 36

A decrease in radiodensity seen on one or more unerupted teeth in a quadrant.

Front 37

Impacted teeth cannot erupt because of:

Back 37

Physical obstruction

Front 38

Regional odontodysplasia is also referred to as:

Back 38

Ghost Teeth

Front 39

Multiple supernumerary teeth may be a component of which of the following?

Back 39

Cleidocranial dysplasia