MDS PREP
A 3-year-old patient reports of painless progressive bilateral facial swellings. The tentative diagnosis is
1. Cherubism
2. Monostotic fibrous dysplasia
3. Polyostotic fibrous dysplasia
4. Central giant cell granuloma
Oral Pathology
Answer: 1
The tentative diagnosis for a 3-year-old with painless bilateral facial swellings is cherubism.
Giant cells are a characteristic histopathologic finding in
1. Aphthous ulcers
2. Aneurysmal bone cyst
3. Brown tumour of hyper parathyroidism
4. Dentigerous cyst
Oral Pathology
Answer: 2
Giant cells are a characteristic histopathologic finding in an aneurysmal bone cyst.
Red fluorescent fluid is seen in
1. Pemphigus
2. Erythema multiforme
3. Lichen planus
4. Porphyria
Oral Pathology
Answer: 4
Red fluorescent fluid is seen in porphyria.
The wavelength of X-ray photon depends upon
1. Milli amperage
2. Kilo voltage
3. Distance between source and object
4. Quantity of electrons in the cathod stream
Oral Pathology
Answer: 2
The wavelength of X-ray photons depends on the kilo voltage applied.
Which of the following is least affected in vit C deficiency
1. Gingival fibres
2. Periodontal ligament
3. Blood vessels of the gingival
4. Epithelial lining of the mucosa
Oral Pathology
Answer: 4
The epithelial lining of the mucosa is least affected in Vitamin C deficiency.
Pseudorahagades are found in
1. Congenital syphilis
2. Acquired syphilis
3. Psoriasis
4. Ectodermal dysplasia
The epithelium which covers a healed ulcer is derived from
1. undifferentiated mesenchymal cells of the ulcer
2. intact epithelium at the ulcer margin
3. transformation of fibroblasts to epithelial cells
4. endothelial cells via the blood stream
Oral Pathology Answer: 2
The epithelium which covers a healed ulcer is derived from intact epithelium at the ulcer margin