NBDHE NBDHE Oral Pathology and Disease Recognition 3

Question 1

Oral squamous cell carcinoma most commonly arises at which intraoral site?

Accepted Answer

Lateral border of tongue and floor of mouth

Answer

Hard palate

Answer

Dorsal tongue

Answer

Buccal mucosa

Question 2

The two most significant risk factors for oral squamous cell carcinoma are:

Accepted Answer

Tobacco use and alcohol consumption

Answer

Sugar intake and poor hygiene

Answer

Fluoride exposure and genetics

Answer

Stress and autoimmune conditions

Question 3

A periapical abscess typically appears on a radiograph as:

Accepted Answer

A radiolucent area at the root apex

Answer

A radiopaque area at the root apex

Answer

Loss of lamina dura only

Answer

Widening of the PDL space only

Question 4

Pemphigus vulgaris is an autoimmune condition characterized by a positive Nikolsky sign and:

Accepted Answer

Intraepithelial flaccid bullae that rupture easily

Answer

Subepithelial blisters

Answer

White Wickham's striae

Answer

Granulomatous inflammation

Question 5

The most recognizable form of oral lichen planus presents as:

Accepted Answer

White interlacing lines (Wickham's striae)

Answer

Red velvety patches

Answer

Yellow nodules

Answer

Blue-black macules

Question 6

Oral Kaposi's sarcoma most commonly presents on the palate and is strongly associated with:

Accepted Answer

HIV/AIDS

Answer

Heavy tobacco use

Answer

Candida infection

Answer

Epstein-Barr virus alone