Medical MCQs

5099 MCQs  (Page 305 of 510)

Widely accepted theory of dental caries_____________?
A. Proteolytic theory
B. Proteolytic chelation theory
C. Acidogenic theory
D. Autoimmune theory
Neoplastic transformation in leucoplakia is seen most commonly in _____________?
A. Buccal mucosa
B. Floor of mouth
C. Lateral border of tongue
D. Palate
Clear cells are seen in__________________?
A. Chondrosarcoma
B. Osteosarcoma
C. Fibrosarcoma
D. Ewing’s sarcoma
Sturge Weber syndrome is characterized by all EXCEPT_________________?
A. Exophytic oral hemangioma
B. Facial hematoma
C. Tramline calcification of dura on lateral cephalogram
D. Facial hemangioma
Histochemical demonstration of glycogen in the cells can help in the diagnosis of_________________?
A. Malignant melanoma
B. Squamous cell carcinoma
C. Kaposi’s sarcoma
D. Ewing’s sarcoma
Diffuse erythema (pinpoint petechiae) and white patches in smoker’s palate occur due to________________?
A. Complete obstruction to minor salivary gland orifices
B. Keratinization with partially occluded minor salivary glands
C. Diffuse parakeratinization of the palate
D. Excessive orthokeratinization of the palate