861. Brachytherapy is?
A. Irradiation of tissues from a distance
B. Irradiation of tissues from a distance of 3 cm
C. Irradiation of tissues by implants within the tissues
D. Irradiation of tissues by radiopharmaceuticals

862. Sarcoma of the soft tissues spread by?
A. Blood vessels
B. Lymphatics
C. Direct invasion
D. Local infiltration

863. Squamous cell carcinoma with best prognosis is?
A. Lip
B. Tongue
C. Palate
D. Floor of the mouth

864. Acanthosis with intraepithelial vacuolation and hyperparakeratosis is seen in?
A. Hairy tongue (lingua villosa)
B. Hyperplastic candidiasis
C. Speckled leukoplakia
D. Desquamative gingivitis

865. The sign or symptom most suggestive of metastatic disease is?
A. Paraesthesia
B. Sudden swelling
C. Root resorption
D. Diffuse radiolucency

866. The oral mucosa becomes rigid, blanched and opaque in which of the following conditions?

A. Pemphigus vulgaris
B. Lupus erythematoses
C. Ehlers-Danlos syndrome
D. Submucous fibrosis

867. Oral hairy leukoplakia is seen in which of the following conditions ?
A. AIDS
B. Hepatitis B
C. Smoker’s keratitis
D. Candidiasis

868. A non-painful, slowly enlarging benign neoplasm appears as a submucosal lump and exhibits pseudoepitheliomatous hyperplasia in the overlying epithelium, is most probably?
A. Fibroma
B. Rhabdomyoma
C. Granular cell tumour
D. Papilloma

869. Commonest site for carcinoma of tongue is?
A. Lateral margin
B. Tip of tongue
C. Posterio 1/3
D. Ventral surface

870. The most reliable single histologic criterion for diagnosis of oral squamous cell carcinoma is?
A. Invasion
B. Degeneration
C. Pleomorphism
D. Encpsulation

NOTE
IF YOU THINK ANY OF THE MCQ ABOVE IS WRONG.
PLEASE COMMENT WITH CORRECT ANSWER AND ITS DETAIL EXPLANATION IN COMMENT BOX.
THANK YOU