Which of the following is an endogenous infection 1. ANUG 2. Candidiasis 3. Actinomycosis 4. All of the above
Oral PathologyAnswer: 4
Microscopically Ewing"s sarcoma exhibits all of the following, except 1) Solid sheets or masses of small round cells 2) Many tiny vascular channels 3) Numerous multinucleated giant cells 4) Necrosis
Oral PathologyAnswer: 3
A union of the roots of adjacent teeth through the cementum is referred to as
1. Fusion
2. Sclerosis
3. Gemination
4. Concrescence
Oral PathologyAnswer: 4
Caries, all are true except 1. Lactobacillus is main causative organism in plaque 2. Smooth surface caries occurs due to Streptococcus mutans 3. Pit and fissure caries can be prevented by using pit and fissure sealants 4. None of the above
Oral PathologyAnswer: 1
Christmas disease is
1. hemophilia A
2. hemophilia B
3. hemophilia C
4. vascular hemophilia
Oral PathologyAnswer: 2
Positive pathergy test is seen in 1. Sarcoidosis 2. Histoplasmosis 3. Candidiasis 4. Behcet"s disease