Oral Pathology MCQs
Oral Pathology MCQs cover the diseases affecting the oral cavity, including tumors, precancerous conditions, cysts, and inflammatory diseases. These quizzes help students of BDS and MDCAT assess their ability to diagnose and understand oral conditions and prepare for clinical scenarios.
Q: Oral submucous fibrosis is most strongly linked to
A) Betel nut chewing
B) Tobacco smoking
C) HPV infection
D) Alcohol consumption
✅ Correct Answer: A
Explanation: Betel nut contains arecoline, which induces fibrosis of oral mucosa.
Q: Hyperkeratosis in the oral mucosa is characterized by
A) Loss of connective tissue
B) Thickened keratin layer
C) Excessive vascularity
D) Loss of rete ridges
✅ Correct Answer: B
Explanation: Hyperkeratosis presents as thickened stratum corneum due to chronic irritation.
Q: Geographic tongue features
A) White patches
B) Migratory erythematous areas
C) Fissures
D) Ulcers
✅ Correct Answer: B
Explanation: Geographic tongue presents as red patches with white borders that change location over time.
Q: Fordyce granules appear as
A) Yellow spots
B) Red ulcers
C) Black papules
D) White plaques
✅ Correct Answer: A
Explanation: Fordyce granules are ectopic sebaceous glands visible on oral mucosa.
Q: Periapical granuloma is a chronic inflammatory lesion found at
A) Apex of non-vital tooth
B) Apex of vital tooth
C) Crown of carious tooth
D) PDL space
✅ Correct Answer: A
Explanation: It is caused by chronic infection at the apex of a non-vital tooth.
Q: The causative virus for oral hairy leukoplakia is
A) HSV-2
B) EBV
C) HPV
D) CMV
✅ Correct Answer: B
Explanation: Epstein-Barr virus is responsible, especially in immunocompromised individuals.
Q: Palatal tori are classified as
A) Benign bony growths
B) Malignant tumors
C) Fibrous nodules
D) Cartilaginous cysts
✅ Correct Answer: A
Explanation: Tori are harmless bony outgrowths typically found in the midline of the hard palate.
Q: Kaposi's sarcoma in the oral cavity is a hallmark of
A) HIV/AIDS
B) Diabetes
C) Leukemia
D) Tuberculosis
✅ Correct Answer: A
Explanation: Kaposi’s sarcoma is associated with HHV-8 infection and immunosuppression.
Q: Odontogenic keratocyst is known for
A) Low recurrence
B) Slow growth
C) Painful swelling
D) High recurrence
✅ Correct Answer: D
Explanation: Odontogenic keratocysts tend to recur after surgical removal.
Q: Traumatic ulcer usually results from
A) Viral infection
B) Autoimmunity
C) Mechanical injury
D) Genetic mutation
✅ Correct Answer: C
Explanation: Trauma from sharp teeth or appliances often causes localized ulcers.