The most reliable single histologic criterion for diagnosis of oral squamous cell carcinoma is____________?

Related Mcqs:

1. Squamous cell carcinoma with best prognosis is_____________?

   A. Lip
   B. Tongue
   C. Palate
   D. Floor of the mouth

2. Increased incidence of squamous cell carcinoma of the skin is due to all except____________?

   A. Ultraviolet radiation
   B. Actinic keratitis
   C. Alcohol
   D. None of the above

3. A 3 cm squamous cell carcinoma of the retromolar trigone and invading the mandible and the medial pterygold muscle is at what TNM stage____________?

   A. Stage I
   B. Stage II
   C. Stage III
   D. Stage IV

4. squamous cell carcinoma on tongue most common site is_____________?

   A. Apex
   B. Base
   C. Lateral borders
   D. Dorsum

5. The predisposing factor for squamous cell carcinoma __________________?

   A. Solar keratosis
   B. Chronic ulcers
   C. Leukoplakia
   D. All of the above

6. Dendritic cell located in the stratified squamous keratinizing epithelium of the oral cavity include_____________?

   A. Keratinocytes
   B. Mast cells
   C. Melanocytes
   D. Myoepithelila cells

7. Pap smear is used to detect dysplasia, carcinoma insitu and invasive carcinoma of uterine cervix. This is based on the principle of_______________?

   A. Neoplastic cells are cohesive
   B. Neoplastic cells are are non cohesive
   C. Hyper chromatic and pleomorphism of tumour cells
   D. All of the above

8. Patient comes with pain pharyngeal region and is having carcinoma of nasopharynx. The diagnosis is _____________?

   A. Horner’s syndrome
   B. Glossopharyngeal neuralgia
   C. Trotter’s syndrome
   D. Eagles syndrome

9. Out of syphilitic glossitis, plummer vinson syndrome Mikulicz’s syndrome and hepatitis A; which of these predispose to squamous cell arcinoma ______________?

   A. Syphilitic glossitis and plummer vinson syndrome
   B. Syphilitic glossitis and Mikulicz’s syndrome
   C. Plummer vinson disease and hepatitis A
   D. Hepatitis A and Mikulicz’s Syndrome

10. A histologic evidence of widespread formation of globular hypocalcified dentin and pulp horns reaching the dentinoenamel junction, absence of lamina dura around the tooth in radiograph are the characteristic features of_____________?

    A. Vitamin -D resistant rickets
    B. Hypophosphatasia
    C. Hypervitaminosis-A
    D. Vitamin-A deficiency