NBDHE Oral Pathology and Disease Recognition 3

Question 1

Which autoimmune disease causes bilateral, reticular white striations on the buccal mucosa known as Wickham's striae?

Accepted Answer

Lichen planus

Answer

Pemphigus vulgaris

Answer

Lupus erythematosus

Answer

Mucous membrane pemphigoid

Question 2

Nikolsky's sign, elicited by rubbing normal-appearing mucosa to produce a blister, is positive in which condition?

Accepted Answer

Pemphigus vulgaris

Answer

Aphthous stomatitis

Answer

Oral lichen planus

Answer

Herpetiform ulcers

Question 3

A radiolucent lesion associated with the crown of an unerupted tooth is most likely a:

Accepted Answer

Dentigerous cyst

Answer

Radicular cyst

Answer

Residual cyst

Answer

Primordial cyst

Question 4

Which oral lesion is described as a dome-shaped, fluctuant blue swelling of the floor of the mouth resulting from a ruptured salivary gland duct?

Accepted Answer

Ranula

Answer

Mucocele

Answer

Dermoid cyst

Answer

Lymphoepithelial cyst

Question 5

Amelogenesis imperfecta primarily affects which tooth structure?

Accepted Answer

Enamel

Answer

Dentin

Answer

Cementum

Answer

Pulp

Question 6

Oral candidiasis presenting as removable white plaques on an erythematous base is classified as which type?

Accepted Answer

Pseudomembranous candidiasis

Answer

Erythematous candidiasis

Answer

Hyperplastic candidiasis

Answer

Angular cheilitis