NBDHE NBDHE Oral Pathology and Disease Recognition 1

Question 1

Which oral lesion is described as a white patch that cannot be wiped off and carries a risk of malignant transformation?

Accepted Answer

Leukoplakia

Answer

Leukoplakia is a white patch that cannot be scraped off and has a recognized risk of malignant transformation.

Question 2

Erythroplakia is clinically significant because it has a higher malignant transformation rate than which lesion?

Accepted Answer

Leukoplakia

Answer

Erythroplakia carries a significantly higher rate of malignant transformation than leukoplakia and should be biopsied promptly.

Question 3

Oral hairy leukoplakia is caused by which virus and is most commonly seen in immunocompromised patients?

Accepted Answer

Epstein-Barr virus

Answer

Oral hairy leukoplakia is caused by Epstein-Barr virus reactivation and appears as white corrugated lesions on the lateral tongue.

Question 4

A fluid-filled mucosal swelling on the lower lip caused by trauma to a minor salivary gland duct is called a:

Accepted Answer

Mucocele

Answer

A mucocele results from mucus accumulation following trauma or obstruction of a minor salivary gland duct, most commonly on the lower lip.

Question 5

The most common benign soft tissue tumor of the oral cavity, typically resulting from chronic irritation, is the:

Accepted Answer

Fibroma

Answer

The fibroma is the most common benign oral soft tissue tumor, presenting as a smooth, firm, pink nodule caused by reactive connective tissue proliferation.

NBDHE Test Practice Test

NBDHE Test Practice Test

NBDHE NBDHE Oral Pathology and Disease Recognition 1