NDHCE General and Oral Pathology 2

Question 1

Which pathological process describes irreversible pulpal necrosis resulting from ischemia after traumatic injury to the tooth?

Accepted Answer

Pulp necrosis

Answer

Internal resorption

Answer

Hypercementosis

Answer

Pulp calcification

Question 2

A patient with Sjögren's syndrome is at highest risk for which oral complication?

Accepted Answer

Rapid rampant dental caries

Answer

Gingival hyperplasia

Answer

Oral candidiasis only

Answer

Torus palatinus formation

Question 3

Which type of cyst is derived from the reduced enamel epithelium and surrounds the crown of an unerupted tooth?

Accepted Answer

Dentigerous cyst

Answer

Radicular cyst

Answer

Lateral periodontal cyst

Answer

Nasopalatine duct cyst

Question 4

Erythroplakia is considered more clinically significant than leukoplakia because it has a higher rate of:

Accepted Answer

Malignant transformation

Answer

Recurrence after treatment

Answer

Spontaneous resolution

Answer

Viral etiology

Question 5

Which condition is characterized by bilateral, painful oral ulcers affecting the non-keratinized mucosa, often recurring monthly, and is NOT associated with trauma?

Accepted Answer

Recurrent aphthous stomatitis (RAS)

Answer

Primary herpetic gingivostomatitis

Answer

Recurrent herpes labialis

Answer

Behçet's disease

Question 6

An exophytic nodule of fibrous connective tissue on the gingiva caused by chronic low-grade irritation is best termed:

Accepted Answer

Irritation fibroma

Answer

Pyogenic granuloma

Answer

Peripheral ossifying fibroma

Answer

Peripheral giant cell granuloma

Question 7

Which radiographic appearance is most consistent with a periapical abscess?

Accepted Answer

Diffuse radiolucency at the root apex

Answer

Well-defined radiolucency with a sclerotic border

Answer

Generalized alveolar bone loss

Answer

Widening of the periodontal ligament space only