Question 1

Which papillae are elongated in the condition black hairy tongue?

Accepted Answer

A)  Circumvallate 
B)  Foliate 
C)  Filiform 
D)  Fungiform

Question 2

Radiographic features, including cotton-wool radiopacities and hypercementosis, are especially helpful in the diagnosis of

Accepted Answer

A)  Paget disease. 
B)  dentinogenesis imperfecta. 
C)  anemia. 
D)  diabetes.

Question 3

Which condition is considered a genetic/inherited disorder?

Accepted Answer

A)  Linea alba 
B)  Amelogenesis imperfecta 
C)  Necrotizing ulcerative gingivitis 
D)  Internal resorption

Question 4

Which term best describes an elevated, 5-mm soft tissue lesion containing serous fluid?

Accepted Answer

A)  Macule 
B)  Vesicle 
C)  Lobule 
D)  Pustule

Question 5

What is the radiographic appearance of periapical cemento-osseous dysplasia in its earliest stage?

Accepted Answer

A)  Radiolucent 
B)  Radiopaque 
C)  Radiolucent and radiopaque 
D)  Cotton-wool radiolucencies

Question 6

A lesion with a sessile base is described as

Accepted Answer

A)  an ulcer. 
B)  stemlike. 
C)  pedunculated. 
D)  flat and broad.

Question 7

Because of its size and location, patients with a lingual thyroid may complain of

Accepted Answer

A)  dysphagia. 
B)  gingival inflammation. 
C)  intraoral ulcers. 
D)  tooth erosion.

Question 8

The following lesions can be identified radiographically except one. Which one is the exception?

Accepted Answer

A)  Root resorption 
B)  Fordyce granules 
C)  Interproximal dental caries 
D)  Compound odontoma

Question 9

This torus palatinus is correctly described as

Accepted Answer

A)  bullous. 
B)  papular. 
C)  lobulated. 
D)  nodular.

Question 10

Which condition is diagnosed through clinical appearance?

Accepted Answer

A)  Fordyce granules 
B)  Unerupted mesiodens 
C)  Periapical cemento-osseous dysplasia 
D)  Traumatic bone cyst

Question 11

Studies have linked the presence of a lingual thyroid in association with the following life events except one. Which is the exception?

Accepted Answer

A)  Pregnancy 
B)  Infancy 
C)  Menopause 
D)  Puberty

Question 12

When geographic tongue occurs on the dorsal tongue, the erythematous areas are described as

Accepted Answer

A)  inflamed. 
B)  depapillated. 
C)  allergic. 
D)  fungal.

Question 13

The following conditions most likely respond to therapeutic diagnosis except one. Which one is the exception?

Accepted Answer

A)  Angular cheilitis 
B)  Necrotizing ulcerative gingivitis 
C)  Nutritional deficiencies 
D)  Stafne bone cyst

Question 14

Each condition is considered a variant of normal except one. Which is the exception?

Accepted Answer

A)  Melanin pigmentation 
B)  Linea alba 
C)  Geographic tongue 
D)  Retrocuspid papilla

Question 15

Which condition is not diagnosed through clinical appearance?

Accepted Answer

A)  Mandibular tori 
B)  Fordyce granules 
C)  Black hairy tongue 
D)  Compound odontoma

Question 16

The term erythroplakia is best used in which context?

Accepted Answer

A)  Microscopic 
B)  Laboratory 
C)  Surgical 
D)  Clinical

Question 17

A white lesion that cannot be rubbed off and cannot be diagnosed on the basis of clinical characteristics alone is termed

Accepted Answer

A)  leukoplakia. 
B)  dentinogenesis imperfecta. 
C)  erythroplakia. 
D)  squamous cell carcinoma.

Question 18

Which term is used to describe a radiographic lesion with borders that are specifically defined, revealing the exact margins and extent of the lesion?

Accepted Answer

A)  Unilocular 
B)  Well circumscribed 
C)  Diffuse 
D)  Multilocular

Question 19

Each condition is considered benign and of unknown cause except one. Which one is the exception?

Accepted Answer

A)  Hairy tongue 
B)  Amelogenesis imperfecta 
C)  Migratory glossitis 
D)  Fissured tongue

Question 20

Trying to establish the correct number of primary and permanent teeth present in a 7-year-old child may best be accomplished by which diagnostic component?

Accepted Answer

A)  Clinical 
B)  Historical 
C)  Radiographic 
D)  Differential

Exam 1: Introduction to Preliminary Diagnosis of Oral Lesions